71622920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{613}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 169758720

約数和(自身を除く): 98135800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 127, 184, 230, 254, 460, 508, 613, 635, 920, 1016, 1226, 1270, 2452, 2540, 2921, 3065, 4904, 5080, 5842, 6130, 11684, 12260, 14099, 14605, 23368, 24520, 28198, 29210, 56396, 58420, 70495, 77851, 112792, 116840, 140990, 155702, 281980, 311404, 389255, 563960, 622808, 778510, 1557020, 1790573, 3114040, 3581146, 7162292, 8952865, 14324584, 17905730, 35811460, 71622920]

約数ペア:

[(1, 71622920), (2, 35811460), (4, 17905730), (5, 14324584), (8, 8952865), (10, 7162292), (20, 3581146), (23, 3114040), (40, 1790573), (46, 1557020), (92, 778510), (115, 622808), (127, 563960), (184, 389255), (230, 311404), (254, 281980), (460, 155702), (508, 140990), (613, 116840), (635, 112792), (920, 77851), (1016, 70495), (1226, 58420), (1270, 56396), (2452, 29210), (2540, 28198), (2921, 24520), (3065, 23368), (4904, 14605), (5080, 14099), (5842, 12260), (6130, 11684)]