80009512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 170956800

約数和(自身を除く): 90947288

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 139, 211, 248, 278, 341, 422, 556, 682, 844, 1112, 1364, 1529, 1688, 2321, 2728, 3058, 4309, 4642, 6116, 6541, 8618, 9284, 12232, 13082, 17236, 18568, 26164, 29329, 34472, 47399, 52328, 58658, 71951, 94798, 117316, 143902, 189596, 234632, 287804, 322619, 379192, 575608, 645238, 909199, 1290476, 1818398, 2580952, 3636796, 7273592, 10001189, 20002378, 40004756, 80009512]

約数ペア:

[(1, 80009512), (2, 40004756), (4, 20002378), (8, 10001189), (11, 7273592), (22, 3636796), (31, 2580952), (44, 1818398), (62, 1290476), (88, 909199), (124, 645238), (139, 575608), (211, 379192), (248, 322619), (278, 287804), (341, 234632), (422, 189596), (556, 143902), (682, 117316), (844, 94798), (1112, 71951), (1364, 58658), (1529, 52328), (1688, 47399), (2321, 34472), (2728, 29329), (3058, 26164), (4309, 18568), (4642, 17236), (6116, 13082), (6541, 12232), (8618, 9284)]