68968304

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{659}}^1$

素因数の和:909

約数の個数: 40

約数和(自身を含む): 138800640

約数和(自身を除く): 69832336

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 211, 248, 422, 496, 659, 844, 1318, 1688, 2636, 3376, 5272, 6541, 10544, 13082, 20429, 26164, 40858, 52328, 81716, 104656, 139049, 163432, 278098, 326864, 556196, 1112392, 2224784, 4310519, 8621038, 17242076, 34484152, 68968304]

約数ペア:

[(1, 68968304), (2, 34484152), (4, 17242076), (8, 8621038), (16, 4310519), (31, 2224784), (62, 1112392), (124, 556196), (211, 326864), (248, 278098), (422, 163432), (496, 139049), (659, 104656), (844, 81716), (1318, 52328), (1688, 40858), (2636, 26164), (3376, 20429), (5272, 13082), (6541, 10544)]