51525460

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:103

約数の個数: 120

約数和(自身を含む): 134111880

約数和(自身を除く): 82586420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 37, 49, 58, 70, 74, 98, 116, 140, 145, 148, 185, 196, 203, 245, 259, 290, 343, 370, 406, 490, 518, 580, 686, 740, 812, 980, 1015, 1036, 1073, 1295, 1372, 1421, 1715, 1813, 2030, 2146, 2401, 2590, 2842, 3430, 3626, 4060, 4292, 4802, 5180, 5365, 5684, 6860, 7105, 7252, 7511, 9065, 9604, 9947, 10730, 12005, 12691, 14210, 15022, 18130, 19894, 21460, 24010, 25382, 28420, 30044, 36260, 37555, 39788, 48020, 49735, 50764, 52577, 63455, 69629, 75110, 88837, 99470, 105154, 126910, 139258, 150220, 177674, 198940, 210308, 253820, 262885, 278516, 348145, 355348, 368039, 444185, 525770, 696290, 736078, 888370, 1051540, 1392580, 1472156, 1776740, 1840195, 2576273, 3680390, 5152546, 7360780, 10305092, 12881365, 25762730, 51525460]

約数ペア:

[(1, 51525460), (2, 25762730), (4, 12881365), (5, 10305092), (7, 7360780), (10, 5152546), (14, 3680390), (20, 2576273), (28, 1840195), (29, 1776740), (35, 1472156), (37, 1392580), (49, 1051540), (58, 888370), (70, 736078), (74, 696290), (98, 525770), (116, 444185), (140, 368039), (145, 355348), (148, 348145), (185, 278516), (196, 262885), (203, 253820), (245, 210308), (259, 198940), (290, 177674), (343, 150220), (370, 139258), (406, 126910), (490, 105154), (518, 99470), (580, 88837), (686, 75110), (740, 69629), (812, 63455), (980, 52577), (1015, 50764), (1036, 49735), (1073, 48020), (1295, 39788), (1372, 37555), (1421, 36260), (1715, 30044), (1813, 28420), (2030, 25382), (2146, 24010), (2401, 21460), (2590, 19894), (2842, 18130), (3430, 15022), (3626, 14210), (4060, 12691), (4292, 12005), (4802, 10730), (5180, 9947), (5365, 9604), (5684, 9065), (6860, 7511), (7105, 7252)]