86025380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2141}}^1$

素因数の和:2205

約数の個数: 72

約数和(自身を含む): 215373816

約数和(自身を除く): 129348436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 574, 820, 980, 1148, 1435, 2009, 2141, 2870, 4018, 4282, 5740, 8036, 8564, 10045, 10705, 14987, 20090, 21410, 29974, 40180, 42820, 59948, 74935, 87781, 104909, 149870, 175562, 209818, 299740, 351124, 419636, 438905, 524545, 614467, 877810, 1049090, 1228934, 1755620, 2098180, 2457868, 3072335, 4301269, 6144670, 8602538, 12289340, 17205076, 21506345, 43012690, 86025380]

約数ペア:

[(1, 86025380), (2, 43012690), (4, 21506345), (5, 17205076), (7, 12289340), (10, 8602538), (14, 6144670), (20, 4301269), (28, 3072335), (35, 2457868), (41, 2098180), (49, 1755620), (70, 1228934), (82, 1049090), (98, 877810), (140, 614467), (164, 524545), (196, 438905), (205, 419636), (245, 351124), (287, 299740), (410, 209818), (490, 175562), (574, 149870), (820, 104909), (980, 87781), (1148, 74935), (1435, 59948), (2009, 42820), (2141, 40180), (2870, 29974), (4018, 21410), (4282, 20090), (5740, 14987), (8036, 10705), (8564, 10045)]