12508345

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 16920576

約数和(自身を除く): 4412231

約数列:

[1, 5, 17, 31, 47, 85, 101, 155, 235, 505, 527, 799, 1457, 1717, 2635, 3131, 3995, 4747, 7285, 8585, 15655, 23735, 24769, 53227, 80699, 123845, 147157, 266135, 403495, 735785, 2501669, 12508345]

約数ペア:

[(1, 12508345), (5, 2501669), (17, 735785), (31, 403495), (47, 266135), (85, 147157), (101, 123845), (155, 80699), (235, 53227), (505, 24769), (527, 23735), (799, 15655), (1457, 8585), (1717, 7285), (2635, 4747), (3131, 3995)]