51135700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 143740800

約数和(自身を除く): 92605100

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 29, 35, 44, 50, 55, 58, 70, 77, 100, 110, 116, 140, 145, 154, 175, 203, 220, 229, 275, 290, 308, 319, 350, 385, 406, 458, 550, 580, 638, 700, 725, 770, 812, 916, 1015, 1100, 1145, 1276, 1450, 1540, 1595, 1603, 1925, 2030, 2233, 2290, 2519, 2900, 3190, 3206, 3850, 4060, 4466, 4580, 5038, 5075, 5725, 6380, 6412, 6641, 7700, 7975, 8015, 8932, 10076, 10150, 11165, 11450, 12595, 13282, 15950, 16030, 17633, 20300, 22330, 22900, 25190, 26564, 31900, 32060, 33205, 35266, 40075, 44660, 46487, 50380, 55825, 62975, 66410, 70532, 73051, 80150, 88165, 92974, 111650, 125950, 132820, 146102, 160300, 166025, 176330, 185948, 223300, 232435, 251900, 292204, 332050, 352660, 365255, 440825, 464870, 511357, 664100, 730510, 881650, 929740, 1022714, 1162175, 1461020, 1763300, 1826275, 2045428, 2324350, 2556785, 3652550, 4648700, 5113570, 7305100, 10227140, 12783925, 25567850, 51135700]

約数ペア:

[(1, 51135700), (2, 25567850), (4, 12783925), (5, 10227140), (7, 7305100), (10, 5113570), (11, 4648700), (14, 3652550), (20, 2556785), (22, 2324350), (25, 2045428), (28, 1826275), (29, 1763300), (35, 1461020), (44, 1162175), (50, 1022714), (55, 929740), (58, 881650), (70, 730510), (77, 664100), (100, 511357), (110, 464870), (116, 440825), (140, 365255), (145, 352660), (154, 332050), (175, 292204), (203, 251900), (220, 232435), (229, 223300), (275, 185948), (290, 176330), (308, 166025), (319, 160300), (350, 146102), (385, 132820), (406, 125950), (458, 111650), (550, 92974), (580, 88165), (638, 80150), (700, 73051), (725, 70532), (770, 66410), (812, 62975), (916, 55825), (1015, 50380), (1100, 46487), (1145, 44660), (1276, 40075), (1450, 35266), (1540, 33205), (1595, 32060), (1603, 31900), (1925, 26564), (2030, 25190), (2233, 22900), (2290, 22330), (2519, 20300), (2900, 17633), (3190, 16030), (3206, 15950), (3850, 13282), (4060, 12595), (4466, 11450), (4580, 11165), (5038, 10150), (5075, 10076), (5725, 8932), (6380, 8015), (6412, 7975), (6641, 7700)]