148949495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 200880000

約数和(自身を除く): 51930505

約数列:

[1, 5, 17, 23, 61, 85, 115, 305, 391, 1037, 1249, 1403, 1955, 5185, 6245, 7015, 21233, 23851, 28727, 76189, 106165, 119255, 143635, 380945, 488359, 1295213, 1752347, 2441795, 6476065, 8761735, 29789899, 148949495]

約数ペア:

[(1, 148949495), (5, 29789899), (17, 8761735), (23, 6476065), (61, 2441795), (85, 1752347), (115, 1295213), (305, 488359), (391, 380945), (1037, 143635), (1249, 119255), (1403, 106165), (1955, 76189), (5185, 28727), (6245, 23851), (7015, 21233)]