90203938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 164229120

約数和(自身を除く): 74025182

約数列:

[1, 2, 11, 17, 22, 34, 43, 71, 79, 86, 142, 158, 187, 374, 473, 731, 781, 869, 946, 1207, 1343, 1462, 1562, 1738, 2414, 2686, 3053, 3397, 5609, 6106, 6794, 8041, 11218, 13277, 14773, 16082, 26554, 29546, 33583, 37367, 51901, 57749, 61699, 67166, 74734, 95353, 103802, 115498, 123398, 190706, 241187, 482374, 570911, 635239, 1048883, 1141822, 1270478, 2097766, 2653057, 4100179, 5306114, 8200358, 45101969, 90203938]

約数ペア:

[(1, 90203938), (2, 45101969), (11, 8200358), (17, 5306114), (22, 4100179), (34, 2653057), (43, 2097766), (71, 1270478), (79, 1141822), (86, 1048883), (142, 635239), (158, 570911), (187, 482374), (374, 241187), (473, 190706), (731, 123398), (781, 115498), (869, 103802), (946, 95353), (1207, 74734), (1343, 67166), (1462, 61699), (1562, 57749), (1738, 51901), (2414, 37367), (2686, 33583), (3053, 29546), (3397, 26554), (5609, 16082), (6106, 14773), (6794, 13277), (8041, 11218)]