646610912

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{2411}}^1$

素因数の和:2484

約数の個数: 72

約数和(自身を含む): 1399514760

約数和(自身を除く): 752903848

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 68, 116, 136, 232, 272, 289, 464, 493, 544, 578, 928, 986, 1156, 1972, 2312, 2411, 3944, 4624, 4822, 7888, 8381, 9248, 9644, 15776, 16762, 19288, 33524, 38576, 40987, 67048, 69919, 77152, 81974, 134096, 139838, 163948, 268192, 279676, 327896, 559352, 655792, 696779, 1118704, 1188623, 1311584, 1393558, 2237408, 2377246, 2787116, 4754492, 5574232, 9508984, 11148464, 19017968, 20206591, 22296928, 38035936, 40413182, 80826364, 161652728, 323305456, 646610912]

約数ペア:

[(1, 646610912), (2, 323305456), (4, 161652728), (8, 80826364), (16, 40413182), (17, 38035936), (29, 22296928), (32, 20206591), (34, 19017968), (58, 11148464), (68, 9508984), (116, 5574232), (136, 4754492), (232, 2787116), (272, 2377246), (289, 2237408), (464, 1393558), (493, 1311584), (544, 1188623), (578, 1118704), (928, 696779), (986, 655792), (1156, 559352), (1972, 327896), (2312, 279676), (2411, 268192), (3944, 163948), (4624, 139838), (4822, 134096), (7888, 81974), (8381, 77152), (9248, 69919), (9644, 67048), (15776, 40987), (16762, 38576), (19288, 33524)]