64638116

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 120637440

約数和(自身を除く): 55999324

約数列:

[1, 2, 4, 43, 67, 71, 79, 86, 134, 142, 158, 172, 268, 284, 316, 2881, 3053, 3397, 4757, 5293, 5609, 5762, 6106, 6794, 9514, 10586, 11218, 11524, 12212, 13588, 19028, 21172, 22436, 204551, 227599, 241187, 375803, 409102, 455198, 482374, 751606, 818204, 910396, 964748, 1503212, 16159529, 32319058, 64638116]

約数ペア:

[(1, 64638116), (2, 32319058), (4, 16159529), (43, 1503212), (67, 964748), (71, 910396), (79, 818204), (86, 751606), (134, 482374), (142, 455198), (158, 409102), (172, 375803), (268, 241187), (284, 227599), (316, 204551), (2881, 22436), (3053, 21172), (3397, 19028), (4757, 13588), (5293, 12212), (5609, 11524), (5762, 11218), (6106, 10586), (6794, 9514)]