91727920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67447}}^1$

素因数の和:67477

約数の個数: 40

約数和(自身を含む): 225815904

約数和(自身を除く): 134087984

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 67447, 134894, 269788, 337235, 539576, 674470, 1079152, 1146599, 1348940, 2293198, 2697880, 4586396, 5395760, 5732995, 9172792, 11465990, 18345584, 22931980, 45863960, 91727920]

約数ペア:

[(1, 91727920), (2, 45863960), (4, 22931980), (5, 18345584), (8, 11465990), (10, 9172792), (16, 5732995), (17, 5395760), (20, 4586396), (34, 2697880), (40, 2293198), (68, 1348940), (80, 1146599), (85, 1079152), (136, 674470), (170, 539576), (272, 337235), (340, 269788), (680, 134894), (1360, 67447)]