80130710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{4889}}^1$

素因数の和:5056

約数の個数: 32

約数和(自身を含む): 158436000

約数和(自身を除く): 78305290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 1490, 1639, 3278, 4889, 8195, 9778, 16390, 24445, 48890, 53779, 107558, 268895, 537790, 728461, 1456922, 3642305, 7284610, 8013071, 16026142, 40065355, 80130710]

約数ペア:

[(1, 80130710), (2, 40065355), (5, 16026142), (10, 8013071), (11, 7284610), (22, 3642305), (55, 1456922), (110, 728461), (149, 537790), (298, 268895), (745, 107558), (1490, 53779), (1639, 48890), (3278, 24445), (4889, 16390), (8195, 9778)]