70888816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1091}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 142990848

約数和(自身を除く): 72102032

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 131, 248, 262, 496, 524, 1048, 1091, 2096, 2182, 4061, 4364, 8122, 8728, 16244, 17456, 32488, 33821, 64976, 67642, 135284, 142921, 270568, 285842, 541136, 571684, 1143368, 2286736, 4430551, 8861102, 17722204, 35444408, 70888816]

約数ペア:

[(1, 70888816), (2, 35444408), (4, 17722204), (8, 8861102), (16, 4430551), (31, 2286736), (62, 1143368), (124, 571684), (131, 541136), (248, 285842), (262, 270568), (496, 142921), (524, 135284), (1048, 67642), (1091, 64976), (2096, 33821), (2182, 32488), (4061, 17456), (4364, 16244), (8122, 8728)]