245616475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{5437}}^1$

素因数の和:5599

約数の個数: 24

約数和(自身を含む): 330412880

約数和(自身を除く): 84796405

約数列:

[1, 5, 13, 25, 65, 139, 325, 695, 1807, 3475, 5437, 9035, 27185, 45175, 70681, 135925, 353405, 755743, 1767025, 3778715, 9824659, 18893575, 49123295, 245616475]

約数ペア:

[(1, 245616475), (5, 49123295), (13, 18893575), (25, 9824659), (65, 3778715), (139, 1767025), (325, 755743), (695, 353405), (1807, 135925), (3475, 70681), (5437, 45175), (9035, 27185)]