7680505

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 11819520

約数和(自身を除く): 4139015

約数列:

[1, 5, 7, 23, 29, 35, 47, 49, 115, 145, 161, 203, 235, 245, 329, 667, 805, 1015, 1081, 1127, 1363, 1421, 1645, 2303, 3335, 4669, 5405, 5635, 6815, 7105, 7567, 9541, 11515, 23345, 31349, 32683, 37835, 47705, 52969, 66787, 156745, 163415, 219443, 264845, 333935, 1097215, 1536101, 7680505]

約数ペア:

[(1, 7680505), (5, 1536101), (7, 1097215), (23, 333935), (29, 264845), (35, 219443), (47, 163415), (49, 156745), (115, 66787), (145, 52969), (161, 47705), (203, 37835), (235, 32683), (245, 31349), (329, 23345), (667, 11515), (805, 9541), (1015, 7567), (1081, 7105), (1127, 6815), (1363, 5635), (1421, 5405), (1645, 4669), (2303, 3335)]