74768980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2011}}^1$

素因数の和:2057

約数の個数: 72

約数和(自身を含む): 185570784

約数和(自身を除く): 110801804

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1430, 1690, 1859, 2011, 2860, 3380, 3718, 4022, 7436, 8044, 9295, 10055, 18590, 20110, 22121, 26143, 37180, 40220, 44242, 52286, 88484, 104572, 110605, 130715, 221210, 261430, 287573, 339859, 442420, 522860, 575146, 679718, 1150292, 1359436, 1437865, 1699295, 2875730, 3398590, 3738449, 5751460, 6797180, 7476898, 14953796, 18692245, 37384490, 74768980]

約数ペア:

[(1, 74768980), (2, 37384490), (4, 18692245), (5, 14953796), (10, 7476898), (11, 6797180), (13, 5751460), (20, 3738449), (22, 3398590), (26, 2875730), (44, 1699295), (52, 1437865), (55, 1359436), (65, 1150292), (110, 679718), (130, 575146), (143, 522860), (169, 442420), (220, 339859), (260, 287573), (286, 261430), (338, 221210), (572, 130715), (676, 110605), (715, 104572), (845, 88484), (1430, 52286), (1690, 44242), (1859, 40220), (2011, 37180), (2860, 26143), (3380, 22121), (3718, 20110), (4022, 18590), (7436, 10055), (8044, 9295)]