20512101505

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1627}}^1\times {\mathrm{12421}}^1$

素因数の和:14089

約数の個数: 32

約数和(自身を含む): 29121143040

約数和(自身を除く): 8609041535

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 1627, 8135, 11389, 12421, 47183, 56945, 62105, 86947, 235915, 330281, 360209, 434735, 1651405, 1801045, 2521463, 12607315, 20208967, 101044835, 141462769, 586060043, 707313845, 2930300215, 4102420301, 20512101505]

約数ペア:

[(1, 20512101505), (5, 4102420301), (7, 2930300215), (29, 707313845), (35, 586060043), (145, 141462769), (203, 101044835), (1015, 20208967), (1627, 12607315), (8135, 2521463), (11389, 1801045), (12421, 1651405), (47183, 434735), (56945, 360209), (62105, 330281), (86947, 235915)]