91700890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 181367424

約数和(自身を除く): 89666534

約数列:

[1, 2, 5, 10, 17, 34, 67, 83, 85, 97, 134, 166, 170, 194, 335, 415, 485, 670, 830, 970, 1139, 1411, 1649, 2278, 2822, 3298, 5561, 5695, 6499, 7055, 8051, 8245, 11122, 11390, 12998, 14110, 16102, 16490, 27805, 32495, 40255, 55610, 64990, 80510, 94537, 110483, 136867, 189074, 220966, 273734, 472685, 539417, 552415, 684335, 945370, 1078834, 1104830, 1368670, 2697085, 5394170, 9170089, 18340178, 45850445, 91700890]

約数ペア:

[(1, 91700890), (2, 45850445), (5, 18340178), (10, 9170089), (17, 5394170), (34, 2697085), (67, 1368670), (83, 1104830), (85, 1078834), (97, 945370), (134, 684335), (166, 552415), (170, 539417), (194, 472685), (335, 273734), (415, 220966), (485, 189074), (670, 136867), (830, 110483), (970, 94537), (1139, 80510), (1411, 64990), (1649, 55610), (2278, 40255), (2822, 32495), (3298, 27805), (5561, 16490), (5695, 16102), (6499, 14110), (7055, 12998), (8051, 11390), (8245, 11122)]