51909895

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1399}}^1$

素因数の和:1626

約数の個数: 16

約数和(自身を含む): 64209600

約数和(自身を除く): 12299705

約数列:

[1, 5, 41, 181, 205, 905, 1399, 6995, 7421, 37105, 57359, 253219, 286795, 1266095, 10381979, 51909895]

約数ペア:

[(1, 51909895), (5, 10381979), (41, 1266095), (181, 286795), (205, 253219), (905, 57359), (1399, 37105), (6995, 7421)]