205896860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1259}}^1$

素因数の和:1335

約数の個数: 96

約数和(自身を含む): 506761920

約数和(自身を除く): 300865060

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 37, 52, 65, 68, 74, 85, 130, 148, 170, 185, 221, 260, 340, 370, 442, 481, 629, 740, 884, 962, 1105, 1258, 1259, 1924, 2210, 2405, 2516, 2518, 3145, 4420, 4810, 5036, 6290, 6295, 8177, 9620, 12580, 12590, 16354, 16367, 21403, 25180, 32708, 32734, 40885, 42806, 46583, 65468, 81770, 81835, 85612, 93166, 107015, 163540, 163670, 186332, 214030, 232915, 278239, 327340, 428060, 465830, 556478, 605579, 791911, 931660, 1112956, 1211158, 1391195, 1583822, 2422316, 2782390, 3027895, 3167644, 3959555, 5564780, 6055790, 7919110, 10294843, 12111580, 15838220, 20589686, 41179372, 51474215, 102948430, 205896860]

約数ペア:

[(1, 205896860), (2, 102948430), (4, 51474215), (5, 41179372), (10, 20589686), (13, 15838220), (17, 12111580), (20, 10294843), (26, 7919110), (34, 6055790), (37, 5564780), (52, 3959555), (65, 3167644), (68, 3027895), (74, 2782390), (85, 2422316), (130, 1583822), (148, 1391195), (170, 1211158), (185, 1112956), (221, 931660), (260, 791911), (340, 605579), (370, 556478), (442, 465830), (481, 428060), (629, 327340), (740, 278239), (884, 232915), (962, 214030), (1105, 186332), (1258, 163670), (1259, 163540), (1924, 107015), (2210, 93166), (2405, 85612), (2516, 81835), (2518, 81770), (3145, 65468), (4420, 46583), (4810, 42806), (5036, 40885), (6290, 32734), (6295, 32708), (8177, 25180), (9620, 21403), (12580, 16367), (12590, 16354)]