25568800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1082

約数の個数: 72

約数和(自身を含む): 64495872

約数和(自身を除く): 38927072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1031, 1240, 1550, 2062, 2480, 3100, 4124, 4960, 5155, 6200, 8248, 10310, 12400, 16496, 20620, 24800, 25775, 31961, 32992, 41240, 51550, 63922, 82480, 103100, 127844, 159805, 164960, 206200, 255688, 319610, 412400, 511376, 639220, 799025, 824800, 1022752, 1278440, 1598050, 2556880, 3196100, 5113760, 6392200, 12784400, 25568800]

約数ペア:

[(1, 25568800), (2, 12784400), (4, 6392200), (5, 5113760), (8, 3196100), (10, 2556880), (16, 1598050), (20, 1278440), (25, 1022752), (31, 824800), (32, 799025), (40, 639220), (50, 511376), (62, 412400), (80, 319610), (100, 255688), (124, 206200), (155, 164960), (160, 159805), (200, 127844), (248, 103100), (310, 82480), (400, 63922), (496, 51550), (620, 41240), (775, 32992), (800, 31961), (992, 25775), (1031, 24800), (1240, 20620), (1550, 16496), (2062, 12400), (2480, 10310), (3100, 8248), (4124, 6200), (4960, 5155)]