53204840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102317}}^1$

素因数の和:102341

約数の個数: 32

約数和(自身を含む): 128920680

約数和(自身を除く): 75715840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 102317, 204634, 409268, 511585, 818536, 1023170, 1330121, 2046340, 2660242, 4092680, 5320484, 6650605, 10640968, 13301210, 26602420, 53204840]

約数ペア:

[(1, 53204840), (2, 26602420), (4, 13301210), (5, 10640968), (8, 6650605), (10, 5320484), (13, 4092680), (20, 2660242), (26, 2046340), (40, 1330121), (52, 1023170), (65, 818536), (104, 511585), (130, 409268), (260, 204634), (520, 102317)]