920916475

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{331}}^1\times {\mathrm{1021}}^1$

素因数の和:1471

約数の個数: 24

約数和(自身を含む): 1157026640

約数和(自身を除く): 236110165

約数列:

[1, 5, 25, 109, 331, 545, 1021, 1655, 2725, 5105, 8275, 25525, 36079, 111289, 180395, 337951, 556445, 901975, 1689755, 2782225, 8448775, 36836659, 184183295, 920916475]

約数ペア:

[(1, 920916475), (5, 184183295), (25, 36836659), (109, 8448775), (331, 2782225), (545, 1689755), (1021, 901975), (1655, 556445), (2725, 337951), (5105, 180395), (8275, 111289), (25525, 36079)]