51788100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 216

約数和(自身を含む): 188404608

約数和(自身を除く): 136616508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 49, 50, 52, 60, 65, 70, 75, 78, 84, 91, 98, 100, 105, 130, 140, 147, 150, 156, 175, 182, 195, 196, 210, 245, 260, 271, 273, 294, 300, 325, 350, 364, 390, 420, 455, 490, 525, 542, 546, 588, 637, 650, 700, 735, 780, 813, 910, 975, 980, 1050, 1084, 1092, 1225, 1274, 1300, 1355, 1365, 1470, 1626, 1820, 1897, 1911, 1950, 2100, 2275, 2450, 2548, 2710, 2730, 2940, 3185, 3252, 3523, 3675, 3794, 3822, 3900, 4065, 4550, 4900, 5420, 5460, 5691, 6370, 6775, 6825, 7046, 7350, 7588, 7644, 8130, 9100, 9485, 9555, 10569, 11382, 12740, 13279, 13550, 13650, 14092, 14700, 15925, 16260, 17615, 18970, 19110, 20325, 21138, 22764, 24661, 26558, 27100, 27300, 28455, 31850, 35230, 37940, 38220, 39837, 40650, 42276, 47425, 47775, 49322, 52845, 53116, 56910, 63700, 66395, 70460, 73983, 79674, 81300, 88075, 94850, 95550, 98644, 105690, 113820, 123305, 132790, 142275, 147966, 159348, 172627, 176150, 189700, 191100, 199185, 211380, 246610, 264225, 265580, 284550, 295932, 331975, 345254, 352300, 369915, 398370, 493220, 517881, 528450, 569100, 616525, 663950, 690508, 739830, 796740, 863135, 995925, 1035762, 1056900, 1233050, 1327900, 1479660, 1726270, 1849575, 1991850, 2071524, 2466100, 2589405, 3452540, 3699150, 3983700, 4315675, 5178810, 7398300, 8631350, 10357620, 12947025, 17262700, 25894050, 51788100]

約数ペア:

[(1, 51788100), (2, 25894050), (3, 17262700), (4, 12947025), (5, 10357620), (6, 8631350), (7, 7398300), (10, 5178810), (12, 4315675), (13, 3983700), (14, 3699150), (15, 3452540), (20, 2589405), (21, 2466100), (25, 2071524), (26, 1991850), (28, 1849575), (30, 1726270), (35, 1479660), (39, 1327900), (42, 1233050), (49, 1056900), (50, 1035762), (52, 995925), (60, 863135), (65, 796740), (70, 739830), (75, 690508), (78, 663950), (84, 616525), (91, 569100), (98, 528450), (100, 517881), (105, 493220), (130, 398370), (140, 369915), (147, 352300), (150, 345254), (156, 331975), (175, 295932), (182, 284550), (195, 265580), (196, 264225), (210, 246610), (245, 211380), (260, 199185), (271, 191100), (273, 189700), (294, 176150), (300, 172627), (325, 159348), (350, 147966), (364, 142275), (390, 132790), (420, 123305), (455, 113820), (490, 105690), (525, 98644), (542, 95550), (546, 94850), (588, 88075), (637, 81300), (650, 79674), (700, 73983), (735, 70460), (780, 66395), (813, 63700), (910, 56910), (975, 53116), (980, 52845), (1050, 49322), (1084, 47775), (1092, 47425), (1225, 42276), (1274, 40650), (1300, 39837), (1355, 38220), (1365, 37940), (1470, 35230), (1626, 31850), (1820, 28455), (1897, 27300), (1911, 27100), (1950, 26558), (2100, 24661), (2275, 22764), (2450, 21138), (2548, 20325), (2710, 19110), (2730, 18970), (2940, 17615), (3185, 16260), (3252, 15925), (3523, 14700), (3675, 14092), (3794, 13650), (3822, 13550), (3900, 13279), (4065, 12740), (4550, 11382), (4900, 10569), (5420, 9555), (5460, 9485), (5691, 9100), (6370, 8130), (6775, 7644), (6825, 7588), (7046, 7350)]