66501620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{195593}}^1$

素因数の和:195619

約数の個数: 24

約数和(自身を含む): 147869064

約数和(自身を除く): 81367444

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 195593, 391186, 782372, 977965, 1955930, 3325081, 3911860, 6650162, 13300324, 16625405, 33250810, 66501620]

約数ペア:

[(1, 66501620), (2, 33250810), (4, 16625405), (5, 13300324), (10, 6650162), (17, 3911860), (20, 3325081), (34, 1955930), (68, 977965), (85, 782372), (170, 391186), (340, 195593)]