28611200

素因数分解:

$2^7\times 5^2\times {\mathrm{8941}}^1$

素因数の和:8965

約数の個数: 48

約数和(自身を含む): 70686510

約数和(自身を除く): 42075310

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 8941, 17882, 35764, 44705, 71528, 89410, 143056, 178820, 223525, 286112, 357640, 447050, 572224, 715280, 894100, 1144448, 1430560, 1788200, 2861120, 3576400, 5722240, 7152800, 14305600, 28611200]

約数ペア:

[(1, 28611200), (2, 14305600), (4, 7152800), (5, 5722240), (8, 3576400), (10, 2861120), (16, 1788200), (20, 1430560), (25, 1144448), (32, 894100), (40, 715280), (50, 572224), (64, 447050), (80, 357640), (100, 286112), (128, 223525), (160, 178820), (200, 143056), (320, 89410), (400, 71528), (640, 44705), (800, 35764), (1600, 17882), (3200, 8941)]