166096760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{133949}}^1$

素因数の和:133991

約数の個数: 32

約数和(自身を含む): 385776000

約数和(自身を除く): 219679240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 133949, 267898, 535796, 669745, 1071592, 1339490, 2678980, 4152419, 5357960, 8304838, 16609676, 20762095, 33219352, 41524190, 83048380, 166096760]

約数ペア:

[(1, 166096760), (2, 83048380), (4, 41524190), (5, 33219352), (8, 20762095), (10, 16609676), (20, 8304838), (31, 5357960), (40, 4152419), (62, 2678980), (124, 1339490), (155, 1071592), (248, 669745), (310, 535796), (620, 267898), (1240, 133949)]