90994400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{16249}}^1$

素因数の和:16276

約数の個数: 72

約数和(自身を含む): 253890000

約数和(自身を除く): 162895600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 16249, 32498, 64996, 81245, 113743, 129992, 162490, 227486, 259984, 324980, 406225, 454972, 519968, 568715, 649960, 812450, 909944, 1137430, 1299920, 1624900, 1819888, 2274860, 2599840, 2843575, 3249800, 3639776, 4549720, 5687150, 6499600, 9099440, 11374300, 12999200, 18198880, 22748600, 45497200, 90994400]

約数ペア:

[(1, 90994400), (2, 45497200), (4, 22748600), (5, 18198880), (7, 12999200), (8, 11374300), (10, 9099440), (14, 6499600), (16, 5687150), (20, 4549720), (25, 3639776), (28, 3249800), (32, 2843575), (35, 2599840), (40, 2274860), (50, 1819888), (56, 1624900), (70, 1299920), (80, 1137430), (100, 909944), (112, 812450), (140, 649960), (160, 568715), (175, 519968), (200, 454972), (224, 406225), (280, 324980), (350, 259984), (400, 227486), (560, 162490), (700, 129992), (800, 113743), (1120, 81245), (1400, 64996), (2800, 32498), (5600, 16249)]