64970978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 104993280

約数和(自身を除く): 40022302

約数列:

[1, 2, 31, 41, 61, 62, 82, 122, 419, 838, 1271, 1891, 2501, 2542, 3782, 5002, 12989, 17179, 25559, 25978, 34358, 51118, 77531, 155062, 532549, 792329, 1047919, 1065098, 1584658, 2095838, 32485489, 64970978]

約数ペア:

[(1, 64970978), (2, 32485489), (31, 2095838), (41, 1584658), (61, 1065098), (62, 1047919), (82, 792329), (122, 532549), (419, 155062), (838, 77531), (1271, 51118), (1891, 34358), (2501, 25978), (2542, 25559), (3782, 17179), (5002, 12989)]