61473620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 149022720

約数和(自身を除く): 87549100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 31, 52, 58, 62, 65, 116, 124, 130, 145, 155, 260, 263, 290, 310, 377, 403, 526, 580, 620, 754, 806, 899, 1052, 1315, 1508, 1612, 1798, 1885, 2015, 2630, 3419, 3596, 3770, 4030, 4495, 5260, 6838, 7540, 7627, 8060, 8153, 8990, 11687, 13676, 15254, 16306, 17095, 17980, 23374, 30508, 32612, 34190, 38135, 40765, 46748, 58435, 68380, 76270, 81530, 99151, 105989, 116870, 152540, 163060, 198302, 211978, 233740, 236437, 396604, 423956, 472874, 495755, 529945, 945748, 991510, 1059890, 1182185, 1983020, 2119780, 2364370, 3073681, 4728740, 6147362, 12294724, 15368405, 30736810, 61473620]

約数ペア:

[(1, 61473620), (2, 30736810), (4, 15368405), (5, 12294724), (10, 6147362), (13, 4728740), (20, 3073681), (26, 2364370), (29, 2119780), (31, 1983020), (52, 1182185), (58, 1059890), (62, 991510), (65, 945748), (116, 529945), (124, 495755), (130, 472874), (145, 423956), (155, 396604), (260, 236437), (263, 233740), (290, 211978), (310, 198302), (377, 163060), (403, 152540), (526, 116870), (580, 105989), (620, 99151), (754, 81530), (806, 76270), (899, 68380), (1052, 58435), (1315, 46748), (1508, 40765), (1612, 38135), (1798, 34190), (1885, 32612), (2015, 30508), (2630, 23374), (3419, 17980), (3596, 17095), (3770, 16306), (4030, 15254), (4495, 13676), (5260, 11687), (6838, 8990), (7540, 8153), (7627, 8060)]