73157800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{21517}}^1$

素因数の和:21550

約数の個数: 48

約数和(自身を含む): 180105660

約数和(自身を除く): 106947860

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 21517, 43034, 86068, 107585, 172136, 215170, 365789, 430340, 537925, 731578, 860680, 1075850, 1463156, 1828945, 2151700, 2926312, 3657890, 4303400, 7315780, 9144725, 14631560, 18289450, 36578900, 73157800]

約数ペア:

[(1, 73157800), (2, 36578900), (4, 18289450), (5, 14631560), (8, 9144725), (10, 7315780), (17, 4303400), (20, 3657890), (25, 2926312), (34, 2151700), (40, 1828945), (50, 1463156), (68, 1075850), (85, 860680), (100, 731578), (136, 537925), (170, 430340), (200, 365789), (340, 215170), (425, 172136), (680, 107585), (850, 86068), (1700, 43034), (3400, 21517)]