68483870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{827}}^1$

素因数の和:874

約数の個数: 72

約数和(自身を含む): 155463624

約数和(自身を除く): 86979754

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 169, 182, 245, 338, 455, 490, 637, 827, 845, 910, 1183, 1274, 1654, 1690, 2366, 3185, 4135, 5789, 5915, 6370, 8270, 8281, 10751, 11578, 11830, 16562, 21502, 28945, 40523, 41405, 53755, 57890, 75257, 81046, 82810, 107510, 139763, 150514, 202615, 279526, 376285, 405230, 526799, 698815, 752570, 978341, 1053598, 1397630, 1956682, 2633995, 4891705, 5267990, 6848387, 9783410, 13696774, 34241935, 68483870]

約数ペア:

[(1, 68483870), (2, 34241935), (5, 13696774), (7, 9783410), (10, 6848387), (13, 5267990), (14, 4891705), (26, 2633995), (35, 1956682), (49, 1397630), (65, 1053598), (70, 978341), (91, 752570), (98, 698815), (130, 526799), (169, 405230), (182, 376285), (245, 279526), (338, 202615), (455, 150514), (490, 139763), (637, 107510), (827, 82810), (845, 81046), (910, 75257), (1183, 57890), (1274, 53755), (1654, 41405), (1690, 40523), (2366, 28945), (3185, 21502), (4135, 16562), (5789, 11830), (5915, 11578), (6370, 10751), (8270, 8281)]