64503765

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2039}}^1$

素因数の和:2106

約数の個数: 48

約数和(自身を含む): 120931200

約数和(自身を除く): 56427435

約数列:

[1, 3, 5, 9, 15, 19, 37, 45, 57, 95, 111, 171, 185, 285, 333, 555, 703, 855, 1665, 2039, 2109, 3515, 6117, 6327, 10195, 10545, 18351, 30585, 31635, 38741, 75443, 91755, 116223, 193705, 226329, 348669, 377215, 581115, 678987, 1131645, 1433417, 1743345, 3394935, 4300251, 7167085, 12900753, 21501255, 64503765]

約数ペア:

[(1, 64503765), (3, 21501255), (5, 12900753), (9, 7167085), (15, 4300251), (19, 3394935), (37, 1743345), (45, 1433417), (57, 1131645), (95, 678987), (111, 581115), (171, 377215), (185, 348669), (285, 226329), (333, 193705), (555, 116223), (703, 91755), (855, 75443), (1665, 38741), (2039, 31635), (2109, 30585), (3515, 18351), (6117, 10545), (6327, 10195)]