25971715

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 15396605

約数列:

[1, 5, 7, 11, 23, 35, 49, 55, 77, 115, 161, 245, 253, 385, 419, 539, 805, 1127, 1265, 1771, 2095, 2695, 2933, 4609, 5635, 8855, 9637, 12397, 14665, 20531, 23045, 32263, 48185, 61985, 67459, 102655, 106007, 161315, 225841, 337295, 472213, 530035, 742049, 1129205, 2361065, 3710245, 5194343, 25971715]

約数ペア:

[(1, 25971715), (5, 5194343), (7, 3710245), (11, 2361065), (23, 1129205), (35, 742049), (49, 530035), (55, 472213), (77, 337295), (115, 225841), (161, 161315), (245, 106007), (253, 102655), (385, 67459), (419, 61985), (539, 48185), (805, 32263), (1127, 23045), (1265, 20531), (1771, 14665), (2095, 12397), (2695, 9637), (2933, 8855), (4609, 5635)]