3156400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:638

約数の個数: 60

約数和(自身を含む): 8180032

約数和(自身を除く): 5023632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 607, 650, 1040, 1214, 1300, 2428, 2600, 3035, 4856, 5200, 6070, 7891, 9712, 12140, 15175, 15782, 24280, 30350, 31564, 39455, 48560, 60700, 63128, 78910, 121400, 126256, 157820, 197275, 242800, 315640, 394550, 631280, 789100, 1578200, 3156400]

約数ペア:

[(1, 3156400), (2, 1578200), (4, 789100), (5, 631280), (8, 394550), (10, 315640), (13, 242800), (16, 197275), (20, 157820), (25, 126256), (26, 121400), (40, 78910), (50, 63128), (52, 60700), (65, 48560), (80, 39455), (100, 31564), (104, 30350), (130, 24280), (200, 15782), (208, 15175), (260, 12140), (325, 9712), (400, 7891), (520, 6070), (607, 5200), (650, 4856), (1040, 3035), (1214, 2600), (1300, 2428)]