67880491390

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1\times {\mathrm{1019}}^1$

素因数の和:1609

約数の個数: 64

約数和(自身を含む): 124336270080

約数和(自身を除く): 56455778690

約数列:

[1, 2, 5, 10, 131, 211, 241, 262, 422, 482, 655, 1019, 1055, 1205, 1310, 2038, 2110, 2410, 5095, 10190, 27641, 31571, 50851, 55282, 63142, 101702, 133489, 138205, 157855, 215009, 245579, 254255, 266978, 276410, 315710, 430018, 491158, 508510, 667445, 1075045, 1227895, 1334890, 2150090, 2455790, 6661481, 13322962, 28166179, 32170849, 33307405, 51817169, 56332358, 64341698, 66614810, 103634338, 140830895, 160854245, 259085845, 281661790, 321708490, 518171690, 6788049139, 13576098278, 33940245695, 67880491390]

約数ペア:

[(1, 67880491390), (2, 33940245695), (5, 13576098278), (10, 6788049139), (131, 518171690), (211, 321708490), (241, 281661790), (262, 259085845), (422, 160854245), (482, 140830895), (655, 103634338), (1019, 66614810), (1055, 64341698), (1205, 56332358), (1310, 51817169), (2038, 33307405), (2110, 32170849), (2410, 28166179), (5095, 13322962), (10190, 6661481), (27641, 2455790), (31571, 2150090), (50851, 1334890), (55282, 1227895), (63142, 1075045), (101702, 667445), (133489, 508510), (138205, 491158), (157855, 430018), (215009, 315710), (245579, 276410), (254255, 266978)]