11155000

素因数分解:

$2^3\times 5^4\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 80

約数和(自身を含む): 27553680

約数和(自身を除く): 16398680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 97, 100, 115, 125, 184, 194, 200, 230, 250, 388, 460, 485, 500, 575, 625, 776, 920, 970, 1000, 1150, 1250, 1940, 2231, 2300, 2425, 2500, 2875, 3880, 4462, 4600, 4850, 5000, 5750, 8924, 9700, 11155, 11500, 12125, 14375, 17848, 19400, 22310, 23000, 24250, 28750, 44620, 48500, 55775, 57500, 60625, 89240, 97000, 111550, 115000, 121250, 223100, 242500, 278875, 446200, 485000, 557750, 1115500, 1394375, 2231000, 2788750, 5577500, 11155000]

約数ペア:

[(1, 11155000), (2, 5577500), (4, 2788750), (5, 2231000), (8, 1394375), (10, 1115500), (20, 557750), (23, 485000), (25, 446200), (40, 278875), (46, 242500), (50, 223100), (92, 121250), (97, 115000), (100, 111550), (115, 97000), (125, 89240), (184, 60625), (194, 57500), (200, 55775), (230, 48500), (250, 44620), (388, 28750), (460, 24250), (485, 23000), (500, 22310), (575, 19400), (625, 17848), (776, 14375), (920, 12125), (970, 11500), (1000, 11155), (1150, 9700), (1250, 8924), (1940, 5750), (2231, 5000), (2300, 4850), (2425, 4600), (2500, 4462), (2875, 3880)]