257950700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{863}}^1$

素因数の和:952

約数の個数: 108

約数和(自身を含む): 662582592

約数和(自身を除く): 404631892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 61, 70, 98, 100, 122, 140, 175, 196, 244, 245, 305, 350, 427, 490, 610, 700, 854, 863, 980, 1220, 1225, 1525, 1708, 1726, 2135, 2450, 2989, 3050, 3452, 4270, 4315, 4900, 5978, 6041, 6100, 8540, 8630, 10675, 11956, 12082, 14945, 17260, 21350, 21575, 24164, 29890, 30205, 42287, 42700, 43150, 52643, 59780, 60410, 74725, 84574, 86300, 105286, 120820, 149450, 151025, 169148, 210572, 211435, 263215, 298900, 302050, 368501, 422870, 526430, 604100, 737002, 845740, 1052860, 1057175, 1316075, 1474004, 1842505, 2114350, 2579507, 2632150, 3685010, 4228700, 5159014, 5264300, 7370020, 9212525, 10318028, 12897535, 18425050, 25795070, 36850100, 51590140, 64487675, 128975350, 257950700]

約数ペア:

[(1, 257950700), (2, 128975350), (4, 64487675), (5, 51590140), (7, 36850100), (10, 25795070), (14, 18425050), (20, 12897535), (25, 10318028), (28, 9212525), (35, 7370020), (49, 5264300), (50, 5159014), (61, 4228700), (70, 3685010), (98, 2632150), (100, 2579507), (122, 2114350), (140, 1842505), (175, 1474004), (196, 1316075), (244, 1057175), (245, 1052860), (305, 845740), (350, 737002), (427, 604100), (490, 526430), (610, 422870), (700, 368501), (854, 302050), (863, 298900), (980, 263215), (1220, 211435), (1225, 210572), (1525, 169148), (1708, 151025), (1726, 149450), (2135, 120820), (2450, 105286), (2989, 86300), (3050, 84574), (3452, 74725), (4270, 60410), (4315, 59780), (4900, 52643), (5978, 43150), (6041, 42700), (6100, 42287), (8540, 30205), (8630, 29890), (10675, 24164), (11956, 21575), (12082, 21350), (14945, 17260)]