80236765

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 121150080

約数和(自身を除く): 40913315

約数列:

[1, 5, 7, 23, 29, 35, 49, 115, 145, 161, 203, 245, 491, 667, 805, 1015, 1127, 1421, 2455, 3335, 3437, 4669, 5635, 7105, 11293, 14239, 17185, 23345, 24059, 32683, 56465, 71195, 79051, 99673, 120295, 163415, 327497, 395255, 498365, 553357, 697711, 1637485, 2292479, 2766785, 3488555, 11462395, 16047353, 80236765]

約数ペア:

[(1, 80236765), (5, 16047353), (7, 11462395), (23, 3488555), (29, 2766785), (35, 2292479), (49, 1637485), (115, 697711), (145, 553357), (161, 498365), (203, 395255), (245, 327497), (491, 163415), (667, 120295), (805, 99673), (1015, 79051), (1127, 71195), (1421, 56465), (2455, 32683), (3335, 24059), (3437, 23345), (4669, 17185), (5635, 14239), (7105, 11293)]