64438275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2111}}^1$

素因数の和:2172

約数の個数: 48

約数和(自身を含む): 119420928

約数和(自身を除く): 54982653

約数列:

[1, 3, 5, 11, 15, 25, 33, 37, 55, 75, 111, 165, 185, 275, 407, 555, 825, 925, 1221, 2035, 2111, 2775, 6105, 6333, 10175, 10555, 23221, 30525, 31665, 52775, 69663, 78107, 116105, 158325, 234321, 348315, 390535, 580525, 859177, 1171605, 1741575, 1952675, 2577531, 4295885, 5858025, 12887655, 21479425, 64438275]

約数ペア:

[(1, 64438275), (3, 21479425), (5, 12887655), (11, 5858025), (15, 4295885), (25, 2577531), (33, 1952675), (37, 1741575), (55, 1171605), (75, 859177), (111, 580525), (165, 390535), (185, 348315), (275, 234321), (407, 158325), (555, 116105), (825, 78107), (925, 69663), (1221, 52775), (2035, 31665), (2111, 30525), (2775, 23221), (6105, 10555), (6333, 10175)]