99976390

素因数分解:

$2^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{17509}}^1$

素因数の和:18087

約数の個数: 16

約数和(自身を含む): 180282960

約数和(自身を除く): 80306570

約数列:

[1, 2, 5, 10, 571, 1142, 2855, 5710, 17509, 35018, 87545, 175090, 9997639, 19995278, 49988195, 99976390]

約数ペア:

[(1, 99976390), (2, 49988195), (5, 19995278), (10, 9997639), (571, 175090), (1142, 87545), (2855, 35018), (5710, 17509)]