28345600

素因数分解:

$2^8\times 5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:172

約数の個数: 108

約数和(自身を含む): 72488416

約数和(自身を除く): 44142816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 103, 128, 160, 172, 200, 206, 215, 256, 320, 344, 400, 412, 430, 515, 640, 688, 800, 824, 860, 1030, 1075, 1280, 1376, 1600, 1648, 1720, 2060, 2150, 2575, 2752, 3200, 3296, 3440, 4120, 4300, 4429, 5150, 5504, 6400, 6592, 6880, 8240, 8600, 8858, 10300, 11008, 13184, 13760, 16480, 17200, 17716, 20600, 22145, 26368, 27520, 32960, 34400, 35432, 41200, 44290, 55040, 65920, 68800, 70864, 82400, 88580, 110725, 131840, 137600, 141728, 164800, 177160, 221450, 275200, 283456, 329600, 354320, 442900, 566912, 659200, 708640, 885800, 1133824, 1417280, 1771600, 2834560, 3543200, 5669120, 7086400, 14172800, 28345600]

約数ペア:

[(1, 28345600), (2, 14172800), (4, 7086400), (5, 5669120), (8, 3543200), (10, 2834560), (16, 1771600), (20, 1417280), (25, 1133824), (32, 885800), (40, 708640), (43, 659200), (50, 566912), (64, 442900), (80, 354320), (86, 329600), (100, 283456), (103, 275200), (128, 221450), (160, 177160), (172, 164800), (200, 141728), (206, 137600), (215, 131840), (256, 110725), (320, 88580), (344, 82400), (400, 70864), (412, 68800), (430, 65920), (515, 55040), (640, 44290), (688, 41200), (800, 35432), (824, 34400), (860, 32960), (1030, 27520), (1075, 26368), (1280, 22145), (1376, 20600), (1600, 17716), (1648, 17200), (1720, 16480), (2060, 13760), (2150, 13184), (2575, 11008), (2752, 10300), (3200, 8858), (3296, 8600), (3440, 8240), (4120, 6880), (4300, 6592), (4429, 6400), (5150, 5504)]