90169360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{66301}}^1$

素因数の和:66331

約数の個数: 40

約数和(自身を含む): 221979096

約数和(自身を除く): 131809736

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 66301, 132602, 265204, 331505, 530408, 663010, 1060816, 1127117, 1326020, 2254234, 2652040, 4508468, 5304080, 5635585, 9016936, 11271170, 18033872, 22542340, 45084680, 90169360]

約数ペア:

[(1, 90169360), (2, 45084680), (4, 22542340), (5, 18033872), (8, 11271170), (10, 9016936), (16, 5635585), (17, 5304080), (20, 4508468), (34, 2652040), (40, 2254234), (68, 1326020), (80, 1127117), (85, 1060816), (136, 663010), (170, 530408), (272, 331505), (340, 265204), (680, 132602), (1360, 66301)]