90528560

素因数分解:

$2^4\times 5^1\times {\mathrm{761}}^1\times {\mathrm{1487}}^1$

素因数の和:2261

約数の個数: 40

約数和(自身を含む): 210897216

約数和(自身を除く): 120368656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 761, 1487, 1522, 2974, 3044, 3805, 5948, 6088, 7435, 7610, 11896, 12176, 14870, 15220, 23792, 29740, 30440, 59480, 60880, 118960, 1131607, 2263214, 4526428, 5658035, 9052856, 11316070, 18105712, 22632140, 45264280, 90528560]

約数ペア:

[(1, 90528560), (2, 45264280), (4, 22632140), (5, 18105712), (8, 11316070), (10, 9052856), (16, 5658035), (20, 4526428), (40, 2263214), (80, 1131607), (761, 118960), (1487, 60880), (1522, 59480), (2974, 30440), (3044, 29740), (3805, 23792), (5948, 15220), (6088, 14870), (7435, 12176), (7610, 11896)]