68655472

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:497

約数の個数: 40

約数和(自身を含む): 135498272

約数和(自身を除く): 66842800

約数列:

[1, 2, 4, 8, 16, 151, 157, 181, 302, 314, 362, 604, 628, 724, 1208, 1256, 1448, 2416, 2512, 2896, 23707, 27331, 28417, 47414, 54662, 56834, 94828, 109324, 113668, 189656, 218648, 227336, 379312, 437296, 454672, 4290967, 8581934, 17163868, 34327736, 68655472]

約数ペア:

[(1, 68655472), (2, 34327736), (4, 17163868), (8, 8581934), (16, 4290967), (151, 454672), (157, 437296), (181, 379312), (302, 227336), (314, 218648), (362, 189656), (604, 113668), (628, 109324), (724, 94828), (1208, 56834), (1256, 54662), (1448, 47414), (2416, 28417), (2512, 27331), (2896, 23707)]