53513240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121621}}^1$

素因数の和:121643

約数の個数: 32

約数和(自身を含む): 131351760

約数和(自身を除く): 77838520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 121621, 243242, 486484, 608105, 972968, 1216210, 1337831, 2432420, 2675662, 4864840, 5351324, 6689155, 10702648, 13378310, 26756620, 53513240]

約数ペア:

[(1, 53513240), (2, 26756620), (4, 13378310), (5, 10702648), (8, 6689155), (10, 5351324), (11, 4864840), (20, 2675662), (22, 2432420), (40, 1337831), (44, 1216210), (55, 972968), (88, 608105), (110, 486484), (220, 243242), (440, 121621)]