91219280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67073}}^1$

素因数の和:67103

約数の個数: 40

約数和(自身を含む): 224563752

約数和(自身を除く): 133344472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 67073, 134146, 268292, 335365, 536584, 670730, 1073168, 1140241, 1341460, 2280482, 2682920, 4560964, 5365840, 5701205, 9121928, 11402410, 18243856, 22804820, 45609640, 91219280]

約数ペア:

[(1, 91219280), (2, 45609640), (4, 22804820), (5, 18243856), (8, 11402410), (10, 9121928), (16, 5701205), (17, 5365840), (20, 4560964), (34, 2682920), (40, 2280482), (68, 1341460), (80, 1140241), (85, 1073168), (136, 670730), (170, 536584), (272, 335365), (340, 268292), (680, 134146), (1360, 67073)]