90284390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67883}}^1$

素因数の和:67916

約数の個数: 32

約数和(自身を含む): 195505920

約数和(自身を除く): 105221530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 67883, 135766, 339415, 475181, 678830, 950362, 1289777, 2375905, 2579554, 4751810, 6448885, 9028439, 12897770, 18056878, 45142195, 90284390]

約数ペア:

[(1, 90284390), (2, 45142195), (5, 18056878), (7, 12897770), (10, 9028439), (14, 6448885), (19, 4751810), (35, 2579554), (38, 2375905), (70, 1289777), (95, 950362), (133, 678830), (190, 475181), (266, 339415), (665, 135766), (1330, 67883)]