81465863908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{359}}^1\times {\mathrm{30517}}^1$

素因数の和:30917

約数の個数: 72

約数和(自身を含む): 168884170560

約数和(自身を除く): 87418306652

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 359, 572, 676, 718, 1436, 1859, 3718, 3949, 4667, 7436, 7898, 9334, 15796, 18668, 30517, 51337, 60671, 61034, 102674, 121342, 122068, 205348, 242684, 335687, 396721, 667381, 671374, 793442, 1334762, 1342748, 1586884, 2669524, 4363931, 5157373, 8727862, 10314746, 10955603, 17455724, 20629492, 21911206, 43822412, 56731103, 113462206, 120511633, 142422839, 226924412, 241023266, 284845678, 482046532, 569691356, 1566651229, 1851496907, 3133302458, 3702993814, 6266604916, 7405987628, 20366465977, 40732931954, 81465863908]

約数ペア:

[(1, 81465863908), (2, 40732931954), (4, 20366465977), (11, 7405987628), (13, 6266604916), (22, 3702993814), (26, 3133302458), (44, 1851496907), (52, 1566651229), (143, 569691356), (169, 482046532), (286, 284845678), (338, 241023266), (359, 226924412), (572, 142422839), (676, 120511633), (718, 113462206), (1436, 56731103), (1859, 43822412), (3718, 21911206), (3949, 20629492), (4667, 17455724), (7436, 10955603), (7898, 10314746), (9334, 8727862), (15796, 5157373), (18668, 4363931), (30517, 2669524), (51337, 1586884), (60671, 1342748), (61034, 1334762), (102674, 793442), (121342, 671374), (122068, 667381), (205348, 396721), (242684, 335687)]