156965081960

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{74040133}}^1$

素因数の和:74040197

約数の個数: 32

約数和(自身を含む): 359835051240

約数和(自身を除く): 202869969280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 74040133, 148080266, 296160532, 370200665, 592321064, 740401330, 1480802660, 2961605320, 3924127049, 7848254098, 15696508196, 19620635245, 31393016392, 39241270490, 78482540980, 156965081960]

約数ペア:

[(1, 156965081960), (2, 78482540980), (4, 39241270490), (5, 31393016392), (8, 19620635245), (10, 15696508196), (20, 7848254098), (40, 3924127049), (53, 2961605320), (106, 1480802660), (212, 740401330), (265, 592321064), (424, 370200665), (530, 296160532), (1060, 148080266), (2120, 74040133)]