81554032

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 120

約数和(自身を含む): 202286160

約数和(自身を除く): 120732128

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 34, 49, 56, 58, 68, 98, 112, 116, 119, 136, 196, 203, 211, 232, 238, 272, 392, 406, 422, 464, 476, 493, 784, 812, 833, 844, 952, 986, 1421, 1477, 1624, 1666, 1688, 1904, 1972, 2842, 2954, 3248, 3332, 3376, 3451, 3587, 3944, 5684, 5908, 6119, 6664, 6902, 7174, 7888, 10339, 11368, 11816, 12238, 13328, 13804, 14348, 20678, 22736, 23632, 24157, 24476, 25109, 27608, 28696, 41356, 42833, 48314, 48952, 50218, 55216, 57392, 82712, 85666, 96628, 97904, 100436, 104023, 165424, 171332, 175763, 193256, 200872, 208046, 299831, 342664, 351526, 386512, 401744, 416092, 599662, 685328, 703052, 728161, 832184, 1199324, 1406104, 1456322, 1664368, 2398648, 2812208, 2912644, 4797296, 5097127, 5825288, 10194254, 11650576, 20388508, 40777016, 81554032]

約数ペア:

[(1, 81554032), (2, 40777016), (4, 20388508), (7, 11650576), (8, 10194254), (14, 5825288), (16, 5097127), (17, 4797296), (28, 2912644), (29, 2812208), (34, 2398648), (49, 1664368), (56, 1456322), (58, 1406104), (68, 1199324), (98, 832184), (112, 728161), (116, 703052), (119, 685328), (136, 599662), (196, 416092), (203, 401744), (211, 386512), (232, 351526), (238, 342664), (272, 299831), (392, 208046), (406, 200872), (422, 193256), (464, 175763), (476, 171332), (493, 165424), (784, 104023), (812, 100436), (833, 97904), (844, 96628), (952, 85666), (986, 82712), (1421, 57392), (1477, 55216), (1624, 50218), (1666, 48952), (1688, 48314), (1904, 42833), (1972, 41356), (2842, 28696), (2954, 27608), (3248, 25109), (3332, 24476), (3376, 24157), (3451, 23632), (3587, 22736), (3944, 20678), (5684, 14348), (5908, 13804), (6119, 13328), (6664, 12238), (6902, 11816), (7174, 11368), (7888, 10339)]