47495240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 116046000

約数和(自身を除く): 68550760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 149, 260, 298, 520, 596, 613, 745, 1192, 1226, 1490, 1937, 2452, 2980, 3065, 3874, 4904, 5960, 6130, 7748, 7969, 9685, 12260, 15496, 15938, 19370, 24520, 31876, 38740, 39845, 63752, 77480, 79690, 91337, 159380, 182674, 318760, 365348, 456685, 730696, 913370, 1187381, 1826740, 2374762, 3653480, 4749524, 5936905, 9499048, 11873810, 23747620, 47495240]

約数ペア:

[(1, 47495240), (2, 23747620), (4, 11873810), (5, 9499048), (8, 5936905), (10, 4749524), (13, 3653480), (20, 2374762), (26, 1826740), (40, 1187381), (52, 913370), (65, 730696), (104, 456685), (130, 365348), (149, 318760), (260, 182674), (298, 159380), (520, 91337), (596, 79690), (613, 77480), (745, 63752), (1192, 39845), (1226, 38740), (1490, 31876), (1937, 24520), (2452, 19370), (2980, 15938), (3065, 15496), (3874, 12260), (4904, 9685), (5960, 7969), (6130, 7748)]