156964314380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3217}}^1\times {\mathrm{78697}}^1$

素因数の和:81954

約数の個数: 48

約数和(自身を含む): 340368220416

約数和(自身を除く): 183403906036

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3217, 6434, 12868, 16085, 32170, 64340, 78697, 99727, 157394, 199454, 314788, 393485, 398908, 498635, 786970, 997270, 1573940, 1994540, 2439607, 4879214, 9758428, 12198035, 24396070, 48792140, 253168249, 506336498, 1012672996, 1265841245, 2531682490, 5063364980, 7848215719, 15696431438, 31392862876, 39241078595, 78482157190, 156964314380]

約数ペア:

[(1, 156964314380), (2, 78482157190), (4, 39241078595), (5, 31392862876), (10, 15696431438), (20, 7848215719), (31, 5063364980), (62, 2531682490), (124, 1265841245), (155, 1012672996), (310, 506336498), (620, 253168249), (3217, 48792140), (6434, 24396070), (12868, 12198035), (16085, 9758428), (32170, 4879214), (64340, 2439607), (78697, 1994540), (99727, 1573940), (157394, 997270), (199454, 786970), (314788, 498635), (393485, 398908)]