91049440

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2381}}^1$

素因数の和:2635

約数の個数: 48

約数和(自身を含む): 216095040

約数和(自身を除く): 125045600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 478, 956, 1195, 1912, 2381, 2390, 3824, 4762, 4780, 7648, 9524, 9560, 11905, 19048, 19120, 23810, 38096, 38240, 47620, 76192, 95240, 190480, 380960, 569059, 1138118, 2276236, 2845295, 4552472, 5690590, 9104944, 11381180, 18209888, 22762360, 45524720, 91049440]

約数ペア:

[(1, 91049440), (2, 45524720), (4, 22762360), (5, 18209888), (8, 11381180), (10, 9104944), (16, 5690590), (20, 4552472), (32, 2845295), (40, 2276236), (80, 1138118), (160, 569059), (239, 380960), (478, 190480), (956, 95240), (1195, 76192), (1912, 47620), (2381, 38240), (2390, 38096), (3824, 23810), (4762, 19120), (4780, 19048), (7648, 11905), (9524, 9560)]