5081600

素因数分解:

$2^9\times 5^2\times {\mathrm{397}}^1$

素因数の和:425

約数の個数: 60

約数和(自身を含む): 12621774

約数和(自身を除く): 7540174

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 397, 400, 512, 640, 794, 800, 1280, 1588, 1600, 1985, 2560, 3176, 3200, 3970, 6352, 6400, 7940, 9925, 12704, 12800, 15880, 19850, 25408, 31760, 39700, 50816, 63520, 79400, 101632, 127040, 158800, 203264, 254080, 317600, 508160, 635200, 1016320, 1270400, 2540800, 5081600]

約数ペア:

[(1, 5081600), (2, 2540800), (4, 1270400), (5, 1016320), (8, 635200), (10, 508160), (16, 317600), (20, 254080), (25, 203264), (32, 158800), (40, 127040), (50, 101632), (64, 79400), (80, 63520), (100, 50816), (128, 39700), (160, 31760), (200, 25408), (256, 19850), (320, 15880), (397, 12800), (400, 12704), (512, 9925), (640, 7940), (794, 6400), (800, 6352), (1280, 3970), (1588, 3200), (1600, 3176), (1985, 2560)]