72851290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{3083}}^1$

素因数の和:3246

約数の個数: 32

約数和(自身を含む): 139890240

約数和(自身を除く): 67038950

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 695, 1390, 2363, 3083, 4726, 6166, 11815, 15415, 23630, 30830, 52411, 104822, 262055, 428537, 524110, 857074, 2142685, 4285370, 7285129, 14570258, 36425645, 72851290]

約数ペア:

[(1, 72851290), (2, 36425645), (5, 14570258), (10, 7285129), (17, 4285370), (34, 2142685), (85, 857074), (139, 524110), (170, 428537), (278, 262055), (695, 104822), (1390, 52411), (2363, 30830), (3083, 23630), (4726, 15415), (6166, 11815)]