87449740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{9323}}^1$

素因数の和:9406

約数の個数: 48

約数和(自身を含む): 213034752

約数和(自身を除く): 125585012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9323, 9380, 18646, 37292, 46615, 65261, 93230, 130522, 186460, 261044, 326305, 624641, 652610, 1249282, 1305220, 2498564, 3123205, 4372487, 6246410, 8744974, 12492820, 17489948, 21862435, 43724870, 87449740]

約数ペア:

[(1, 87449740), (2, 43724870), (4, 21862435), (5, 17489948), (7, 12492820), (10, 8744974), (14, 6246410), (20, 4372487), (28, 3123205), (35, 2498564), (67, 1305220), (70, 1249282), (134, 652610), (140, 624641), (268, 326305), (335, 261044), (469, 186460), (670, 130522), (938, 93230), (1340, 65261), (1876, 46615), (2345, 37292), (4690, 18646), (9323, 9380)]