80334775

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{11119}}^1$

素因数の和:11163

約数の個数: 18

約数和(自身を含む): 105829040

約数和(自身を除く): 25494265

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 7225, 11119, 55595, 189023, 277975, 945115, 3213391, 4725575, 16066955, 80334775]

約数ペア:

[(1, 80334775), (5, 16066955), (17, 4725575), (25, 3213391), (85, 945115), (289, 277975), (425, 189023), (1445, 55595), (7225, 11119)]