81574010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:759

約数の個数: 64

約数和(自身を含む): 176166144

約数和(自身を除く): 94592134

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 43, 70, 82, 86, 205, 215, 287, 301, 410, 430, 574, 602, 661, 1322, 1435, 1505, 1763, 2870, 3010, 3305, 3526, 4627, 6610, 8815, 9254, 12341, 17630, 23135, 24682, 27101, 28423, 46270, 54202, 56846, 61705, 123410, 135505, 142115, 189707, 198961, 271010, 284230, 379414, 397922, 948535, 994805, 1165343, 1897070, 1989610, 2330686, 5826715, 8157401, 11653430, 16314802, 40787005, 81574010]

約数ペア:

[(1, 81574010), (2, 40787005), (5, 16314802), (7, 11653430), (10, 8157401), (14, 5826715), (35, 2330686), (41, 1989610), (43, 1897070), (70, 1165343), (82, 994805), (86, 948535), (205, 397922), (215, 379414), (287, 284230), (301, 271010), (410, 198961), (430, 189707), (574, 142115), (602, 135505), (661, 123410), (1322, 61705), (1435, 56846), (1505, 54202), (1763, 46270), (2870, 28423), (3010, 27101), (3305, 24682), (3526, 23135), (4627, 17630), (6610, 12341), (8815, 9254)]