65916760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{199}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 187758000

約数和(自身を除く): 121841240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 169, 182, 196, 199, 245, 260, 280, 338, 364, 392, 398, 455, 490, 520, 637, 676, 728, 796, 845, 910, 980, 995, 1183, 1274, 1352, 1393, 1592, 1690, 1820, 1960, 1990, 2366, 2548, 2587, 2786, 3185, 3380, 3640, 3980, 4732, 5096, 5174, 5572, 5915, 6370, 6760, 6965, 7960, 8281, 9464, 9751, 10348, 11144, 11830, 12740, 12935, 13930, 16562, 18109, 19502, 20696, 23660, 25480, 25870, 27860, 33124, 33631, 36218, 39004, 41405, 47320, 48755, 51740, 55720, 66248, 67262, 72436, 78008, 82810, 90545, 97510, 103480, 126763, 134524, 144872, 165620, 168155, 181090, 195020, 235417, 253526, 269048, 331240, 336310, 362180, 390040, 470834, 507052, 633815, 672620, 724360, 941668, 1014104, 1177085, 1267630, 1345240, 1647919, 1883336, 2354170, 2535260, 3295838, 4708340, 5070520, 6591676, 8239595, 9416680, 13183352, 16479190, 32958380, 65916760]

約数ペア:

[(1, 65916760), (2, 32958380), (4, 16479190), (5, 13183352), (7, 9416680), (8, 8239595), (10, 6591676), (13, 5070520), (14, 4708340), (20, 3295838), (26, 2535260), (28, 2354170), (35, 1883336), (40, 1647919), (49, 1345240), (52, 1267630), (56, 1177085), (65, 1014104), (70, 941668), (91, 724360), (98, 672620), (104, 633815), (130, 507052), (140, 470834), (169, 390040), (182, 362180), (196, 336310), (199, 331240), (245, 269048), (260, 253526), (280, 235417), (338, 195020), (364, 181090), (392, 168155), (398, 165620), (455, 144872), (490, 134524), (520, 126763), (637, 103480), (676, 97510), (728, 90545), (796, 82810), (845, 78008), (910, 72436), (980, 67262), (995, 66248), (1183, 55720), (1274, 51740), (1352, 48755), (1393, 47320), (1592, 41405), (1690, 39004), (1820, 36218), (1960, 33631), (1990, 33124), (2366, 27860), (2548, 25870), (2587, 25480), (2786, 23660), (3185, 20696), (3380, 19502), (3640, 18109), (3980, 16562), (4732, 13930), (5096, 12935), (5174, 12740), (5572, 11830), (5915, 11144), (6370, 10348), (6760, 9751), (6965, 9464), (7960, 8281)]