7497425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 11249280

約数和(自身を除く): 3751855

約数列:

[1, 5, 13, 17, 23, 25, 59, 65, 85, 115, 221, 295, 299, 325, 391, 425, 575, 767, 1003, 1105, 1357, 1475, 1495, 1955, 3835, 5015, 5083, 5525, 6785, 7475, 9775, 13039, 17641, 19175, 23069, 25075, 25415, 33925, 65195, 88205, 115345, 127075, 299897, 325975, 441025, 576725, 1499485, 7497425]

約数ペア:

[(1, 7497425), (5, 1499485), (13, 576725), (17, 441025), (23, 325975), (25, 299897), (59, 127075), (65, 115345), (85, 88205), (115, 65195), (221, 33925), (295, 25415), (299, 25075), (325, 23069), (391, 19175), (425, 17641), (575, 13039), (767, 9775), (1003, 7475), (1105, 6785), (1357, 5525), (1475, 5083), (1495, 5015), (1955, 3835)]