25542555

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 44439840

約数和(自身を除く): 18897285

約数列:

[1, 3, 5, 15, 19, 53, 57, 89, 95, 159, 265, 267, 285, 361, 445, 795, 1007, 1083, 1335, 1691, 1805, 3021, 4717, 5035, 5073, 5415, 8455, 14151, 15105, 19133, 23585, 25365, 32129, 57399, 70755, 89623, 95665, 96387, 160645, 268869, 286995, 448115, 481935, 1344345, 1702837, 5108511, 8514185, 25542555]

約数ペア:

[(1, 25542555), (3, 8514185), (5, 5108511), (15, 1702837), (19, 1344345), (53, 481935), (57, 448115), (89, 286995), (95, 268869), (159, 160645), (265, 96387), (267, 95665), (285, 89623), (361, 70755), (445, 57399), (795, 32129), (1007, 25365), (1083, 23585), (1335, 19133), (1691, 15105), (1805, 14151), (3021, 8455), (4717, 5415), (5035, 5073)]