130087960

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{8581}}^1$

素因数の和:8971

約数の個数: 32

約数和(自身を含む): 293504400

約数和(自身を除く): 163416440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 7580, 8581, 15160, 17162, 34324, 42905, 68648, 85810, 171620, 343240, 3252199, 6504398, 13008796, 16260995, 26017592, 32521990, 65043980, 130087960]

約数ペア:

[(1, 130087960), (2, 65043980), (4, 32521990), (5, 26017592), (8, 16260995), (10, 13008796), (20, 6504398), (40, 3252199), (379, 343240), (758, 171620), (1516, 85810), (1895, 68648), (3032, 42905), (3790, 34324), (7580, 17162), (8581, 15160)]