64439290

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{2153}}^1$

素因数の和:2274

約数の個数: 32

約数和(自身を含む): 120503376

約数和(自身を除く): 56064086

約数列:

[1, 2, 5, 10, 41, 73, 82, 146, 205, 365, 410, 730, 2153, 2993, 4306, 5986, 10765, 14965, 21530, 29930, 88273, 157169, 176546, 314338, 441365, 785845, 882730, 1571690, 6443929, 12887858, 32219645, 64439290]

約数ペア:

[(1, 64439290), (2, 32219645), (5, 12887858), (10, 6443929), (41, 1571690), (73, 882730), (82, 785845), (146, 441365), (205, 314338), (365, 176546), (410, 157169), (730, 88273), (2153, 29930), (2993, 21530), (4306, 14965), (5986, 10765)]