280794525

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20021}}^1$

素因数の和:20062

約数の個数: 48

約数和(自身を含む): 536269248

約数和(自身を除く): 255474723

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 255, 275, 425, 561, 825, 935, 1275, 2805, 4675, 14025, 20021, 60063, 100105, 220231, 300315, 340357, 500525, 660693, 1021071, 1101155, 1501575, 1701785, 3303465, 3743927, 5105355, 5505775, 8508925, 11231781, 16517325, 18719635, 25526775, 56158905, 93598175, 280794525]

約数ペア:

[(1, 280794525), (3, 93598175), (5, 56158905), (11, 25526775), (15, 18719635), (17, 16517325), (25, 11231781), (33, 8508925), (51, 5505775), (55, 5105355), (75, 3743927), (85, 3303465), (165, 1701785), (187, 1501575), (255, 1101155), (275, 1021071), (425, 660693), (561, 500525), (825, 340357), (935, 300315), (1275, 220231), (2805, 100105), (4675, 60063), (14025, 20021)]