129343160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{104309}}^1$

素因数の和:104351

約数の個数: 32

約数和(自身を含む): 300412800

約数和(自身を除く): 171069640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 104309, 208618, 417236, 521545, 834472, 1043090, 2086180, 3233579, 4172360, 6467158, 12934316, 16167895, 25868632, 32335790, 64671580, 129343160]

約数ペア:

[(1, 129343160), (2, 64671580), (4, 32335790), (5, 25868632), (8, 16167895), (10, 12934316), (20, 6467158), (31, 4172360), (40, 3233579), (62, 2086180), (124, 1043090), (155, 834472), (248, 521545), (310, 417236), (620, 208618), (1240, 104309)]