129426550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7591}}^1$

素因数の和:7645

約数の個数: 48

約数和(自身を含む): 271125504

約数和(自身を除く): 141698954

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 155, 275, 310, 341, 550, 682, 775, 1550, 1705, 3410, 7591, 8525, 15182, 17050, 37955, 75910, 83501, 167002, 189775, 235321, 379550, 417505, 470642, 835010, 1176605, 2087525, 2353210, 2588531, 4175050, 5177062, 5883025, 11766050, 12942655, 25885310, 64713275, 129426550]

約数ペア:

[(1, 129426550), (2, 64713275), (5, 25885310), (10, 12942655), (11, 11766050), (22, 5883025), (25, 5177062), (31, 4175050), (50, 2588531), (55, 2353210), (62, 2087525), (110, 1176605), (155, 835010), (275, 470642), (310, 417505), (341, 379550), (550, 235321), (682, 189775), (775, 167002), (1550, 83501), (1705, 75910), (3410, 37955), (7591, 17050), (8525, 15182)]