66706420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9781}}^1$

素因数の和:9832

約数の個数: 48

約数和(自身を含む): 157764096

約数和(自身を除く): 91057676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 9781, 19562, 39124, 48905, 97810, 107591, 195620, 215182, 303211, 430364, 537955, 606422, 1075910, 1212844, 1516055, 2151820, 3032110, 3335321, 6064220, 6670642, 13341284, 16676605, 33353210, 66706420]

約数ペア:

[(1, 66706420), (2, 33353210), (4, 16676605), (5, 13341284), (10, 6670642), (11, 6064220), (20, 3335321), (22, 3032110), (31, 2151820), (44, 1516055), (55, 1212844), (62, 1075910), (110, 606422), (124, 537955), (155, 430364), (220, 303211), (310, 215182), (341, 195620), (620, 107591), (682, 97810), (1364, 48905), (1705, 39124), (3410, 19562), (6820, 9781)]