66579820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{11519}}^1$

素因数の和:11562

約数の個数: 36

約数和(自身を含む): 148538880

約数和(自身を除く): 81959060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 11519, 23038, 46076, 57595, 115190, 195823, 230380, 391646, 783292, 979115, 1958230, 3328991, 3916460, 6657982, 13315964, 16644955, 33289910, 66579820]

約数ペア:

[(1, 66579820), (2, 33289910), (4, 16644955), (5, 13315964), (10, 6657982), (17, 3916460), (20, 3328991), (34, 1958230), (68, 979115), (85, 783292), (170, 391646), (289, 230380), (340, 195823), (578, 115190), (1156, 57595), (1445, 46076), (2890, 23038), (5780, 11519)]