72638248

素因数分解:

$2^3\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 138332160

約数和(自身を除く): 65693912

約数列:

[1, 2, 4, 8, 151, 157, 302, 314, 383, 604, 628, 766, 1208, 1256, 1532, 3064, 23707, 47414, 57833, 60131, 94828, 115666, 120262, 189656, 231332, 240524, 462664, 481048, 9079781, 18159562, 36319124, 72638248]

約数ペア:

[(1, 72638248), (2, 36319124), (4, 18159562), (8, 9079781), (151, 481048), (157, 462664), (302, 240524), (314, 231332), (383, 189656), (604, 120262), (628, 115666), (766, 94828), (1208, 60131), (1256, 57833), (1532, 47414), (3064, 23707)]