85902190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:753

約数の個数: 64

約数和(自身を含む): 181398528

約数和(自身を除く): 95496338

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 71, 85, 110, 142, 170, 187, 355, 374, 647, 710, 781, 935, 1207, 1294, 1562, 1870, 2414, 3235, 3905, 6035, 6470, 7117, 7810, 10999, 12070, 13277, 14234, 21998, 26554, 35585, 45937, 54995, 66385, 71170, 91874, 109990, 120989, 132770, 229685, 241978, 459370, 505307, 604945, 780929, 1010614, 1209890, 1561858, 2526535, 3904645, 5053070, 7809290, 8590219, 17180438, 42951095, 85902190]

約数ペア:

[(1, 85902190), (2, 42951095), (5, 17180438), (10, 8590219), (11, 7809290), (17, 5053070), (22, 3904645), (34, 2526535), (55, 1561858), (71, 1209890), (85, 1010614), (110, 780929), (142, 604945), (170, 505307), (187, 459370), (355, 241978), (374, 229685), (647, 132770), (710, 120989), (781, 109990), (935, 91874), (1207, 71170), (1294, 66385), (1562, 54995), (1870, 45937), (2414, 35585), (3235, 26554), (3905, 21998), (6035, 14234), (6470, 13277), (7117, 12070), (7810, 10999)]