71143775

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 90396000

約数和(自身を除く): 19252225

約数列:

[1, 5, 25, 71, 149, 269, 355, 745, 1345, 1775, 3725, 6725, 10579, 19099, 40081, 52895, 95495, 200405, 264475, 477475, 1002025, 2845751, 14228755, 71143775]

約数ペア:

[(1, 71143775), (5, 14228755), (25, 2845751), (71, 1002025), (149, 477475), (269, 264475), (355, 200405), (745, 95495), (1345, 52895), (1775, 40081), (3725, 19099), (6725, 10579)]