65515620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{64231}}^1$

素因数の和:64260

約数の個数: 48

約数和(自身を含む): 194237568

約数和(自身を除く): 128721948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 64231, 128462, 192693, 256924, 321155, 385386, 642310, 770772, 963465, 1091927, 1284620, 1926930, 2183854, 3275781, 3853860, 4367708, 5459635, 6551562, 10919270, 13103124, 16378905, 21838540, 32757810, 65515620]

約数ペア:

[(1, 65515620), (2, 32757810), (3, 21838540), (4, 16378905), (5, 13103124), (6, 10919270), (10, 6551562), (12, 5459635), (15, 4367708), (17, 3853860), (20, 3275781), (30, 2183854), (34, 1926930), (51, 1284620), (60, 1091927), (68, 963465), (85, 770772), (102, 642310), (170, 385386), (204, 321155), (255, 256924), (340, 192693), (510, 128462), (1020, 64231)]