25210055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 34776000

約数和(自身を除く): 9565945

約数列:

[1, 5, 13, 19, 65, 95, 137, 149, 247, 685, 745, 1235, 1781, 1937, 2603, 2831, 8905, 9685, 13015, 14155, 20413, 33839, 36803, 102065, 169195, 184015, 265369, 387847, 1326845, 1939235, 5042011, 25210055]

約数ペア:

[(1, 25210055), (5, 5042011), (13, 1939235), (19, 1326845), (65, 387847), (95, 265369), (137, 184015), (149, 169195), (247, 102065), (685, 36803), (745, 33839), (1235, 20413), (1781, 14155), (1937, 13015), (2603, 9685), (2831, 8905)]