53465020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{733}}^1$

素因数の和:1270

約数の個数: 48

約数和(自身を含む): 128737728

約数和(自身を除く): 75272708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521, 733, 1042, 1466, 2084, 2605, 2932, 3647, 3665, 5131, 5210, 7294, 7330, 10262, 10420, 14588, 14660, 18235, 20524, 25655, 36470, 51310, 72940, 102620, 381893, 763786, 1527572, 1909465, 2673251, 3818930, 5346502, 7637860, 10693004, 13366255, 26732510, 53465020]

約数ペア:

[(1, 53465020), (2, 26732510), (4, 13366255), (5, 10693004), (7, 7637860), (10, 5346502), (14, 3818930), (20, 2673251), (28, 1909465), (35, 1527572), (70, 763786), (140, 381893), (521, 102620), (733, 72940), (1042, 51310), (1466, 36470), (2084, 25655), (2605, 20524), (2932, 18235), (3647, 14660), (3665, 14588), (5131, 10420), (5210, 10262), (7294, 7330)]