72972800

素因数分解:

$2^9\times 5^2\times {\mathrm{5701}}^1$

素因数の和:5729

約数の個数: 60

約数和(自身を含む): 180827526

約数和(自身を除く): 107854726

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 5701, 6400, 11402, 12800, 22804, 28505, 45608, 57010, 91216, 114020, 142525, 182432, 228040, 285050, 364864, 456080, 570100, 729728, 912160, 1140200, 1459456, 1824320, 2280400, 2918912, 3648640, 4560800, 7297280, 9121600, 14594560, 18243200, 36486400, 72972800]

約数ペア:

[(1, 72972800), (2, 36486400), (4, 18243200), (5, 14594560), (8, 9121600), (10, 7297280), (16, 4560800), (20, 3648640), (25, 2918912), (32, 2280400), (40, 1824320), (50, 1459456), (64, 1140200), (80, 912160), (100, 729728), (128, 570100), (160, 456080), (200, 364864), (256, 285050), (320, 228040), (400, 182432), (512, 142525), (640, 114020), (800, 91216), (1280, 57010), (1600, 45608), (2560, 28505), (3200, 22804), (5701, 12800), (6400, 11402)]