61464700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:883

約数の個数: 72

約数和(自身を含む): 147740544

約数和(自身を除く): 86275844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 71, 100, 110, 142, 220, 275, 284, 355, 550, 710, 781, 787, 1100, 1420, 1562, 1574, 1775, 3124, 3148, 3550, 3905, 3935, 7100, 7810, 7870, 8657, 15620, 15740, 17314, 19525, 19675, 34628, 39050, 39350, 43285, 55877, 78100, 78700, 86570, 111754, 173140, 216425, 223508, 279385, 432850, 558770, 614647, 865700, 1117540, 1229294, 1396925, 2458588, 2793850, 3073235, 5587700, 6146470, 12292940, 15366175, 30732350, 61464700]

約数ペア:

[(1, 61464700), (2, 30732350), (4, 15366175), (5, 12292940), (10, 6146470), (11, 5587700), (20, 3073235), (22, 2793850), (25, 2458588), (44, 1396925), (50, 1229294), (55, 1117540), (71, 865700), (100, 614647), (110, 558770), (142, 432850), (220, 279385), (275, 223508), (284, 216425), (355, 173140), (550, 111754), (710, 86570), (781, 78700), (787, 78100), (1100, 55877), (1420, 43285), (1562, 39350), (1574, 39050), (1775, 34628), (3124, 19675), (3148, 19525), (3550, 17314), (3905, 15740), (3935, 15620), (7100, 8657), (7810, 7870)]