12778300

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2411}}^1$

素因数の和:2478

約数の個数: 36

約数和(自身を含む): 28263816

約数和(自身を除く): 15485516

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2411, 2650, 4822, 5300, 9644, 12055, 24110, 48220, 60275, 120550, 127783, 241100, 255566, 511132, 638915, 1277830, 2555660, 3194575, 6389150, 12778300]

約数ペア:

[(1, 12778300), (2, 6389150), (4, 3194575), (5, 2555660), (10, 1277830), (20, 638915), (25, 511132), (50, 255566), (53, 241100), (100, 127783), (106, 120550), (212, 60275), (265, 48220), (530, 24110), (1060, 12055), (1325, 9644), (2411, 5300), (2650, 4822)]