90681910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{683}}^1$

素因数の和:789

約数の個数: 64

約数和(自身を含む): 191476224

約数和(自身を除く): 100794314

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 71, 85, 110, 142, 170, 187, 355, 374, 683, 710, 781, 935, 1207, 1366, 1562, 1870, 2414, 3415, 3905, 6035, 6830, 7513, 7810, 11611, 12070, 13277, 15026, 23222, 26554, 37565, 48493, 58055, 66385, 75130, 96986, 116110, 127721, 132770, 242465, 255442, 484930, 533423, 638605, 824381, 1066846, 1277210, 1648762, 2667115, 4121905, 5334230, 8243810, 9068191, 18136382, 45340955, 90681910]

約数ペア:

[(1, 90681910), (2, 45340955), (5, 18136382), (10, 9068191), (11, 8243810), (17, 5334230), (22, 4121905), (34, 2667115), (55, 1648762), (71, 1277210), (85, 1066846), (110, 824381), (142, 638605), (170, 533423), (187, 484930), (355, 255442), (374, 242465), (683, 132770), (710, 127721), (781, 116110), (935, 96986), (1207, 75130), (1366, 66385), (1562, 58055), (1870, 48493), (2414, 37565), (3415, 26554), (3905, 23222), (6035, 15026), (6830, 13277), (7513, 12070), (7810, 11611)]