90187390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{1013}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 168648480

約数和(自身を除く): 78461090

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 307, 614, 1013, 1535, 2026, 3070, 5065, 8903, 10130, 17806, 29377, 44515, 58754, 89030, 146885, 293770, 310991, 621982, 1554955, 3109910, 9018739, 18037478, 45093695, 90187390]

約数ペア:

[(1, 90187390), (2, 45093695), (5, 18037478), (10, 9018739), (29, 3109910), (58, 1554955), (145, 621982), (290, 310991), (307, 293770), (614, 146885), (1013, 89030), (1535, 58754), (2026, 44515), (3070, 29377), (5065, 17806), (8903, 10130)]