91120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:97

約数の個数: 40

約数和(自身を含む): 227664

約数和(自身を除く): 136544

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 67, 68, 80, 85, 134, 136, 170, 268, 272, 335, 340, 536, 670, 680, 1072, 1139, 1340, 1360, 2278, 2680, 4556, 5360, 5695, 9112, 11390, 18224, 22780, 45560, 91120]

約数ペア:

[(1, 91120), (2, 45560), (4, 22780), (5, 18224), (8, 11390), (10, 9112), (16, 5695), (17, 5360), (20, 4556), (34, 2680), (40, 2278), (67, 1360), (68, 1340), (80, 1139), (85, 1072), (134, 680), (136, 670), (170, 536), (268, 340), (272, 335)]