28973200

素因数分解:

$2^4\times 5^2\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:772

約数の個数: 60

約数和(自身を含む): 70333668

約数和(自身を除く): 41360468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 113, 200, 226, 400, 452, 565, 641, 904, 1130, 1282, 1808, 2260, 2564, 2825, 3205, 4520, 5128, 5650, 6410, 9040, 10256, 11300, 12820, 16025, 22600, 25640, 32050, 45200, 51280, 64100, 72433, 128200, 144866, 256400, 289732, 362165, 579464, 724330, 1158928, 1448660, 1810825, 2897320, 3621650, 5794640, 7243300, 14486600, 28973200]

約数ペア:

[(1, 28973200), (2, 14486600), (4, 7243300), (5, 5794640), (8, 3621650), (10, 2897320), (16, 1810825), (20, 1448660), (25, 1158928), (40, 724330), (50, 579464), (80, 362165), (100, 289732), (113, 256400), (200, 144866), (226, 128200), (400, 72433), (452, 64100), (565, 51280), (641, 45200), (904, 32050), (1130, 25640), (1282, 22600), (1808, 16025), (2260, 12820), (2564, 11300), (2825, 10256), (3205, 9040), (4520, 6410), (5128, 5650)]