13512500

素因数分解:

$2^2\times 5^5\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 72

約数和(自身を含む): 31497984

約数和(自身を除く): 17985484

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 47, 50, 92, 94, 100, 115, 125, 188, 230, 235, 250, 460, 470, 500, 575, 625, 940, 1081, 1150, 1175, 1250, 2162, 2300, 2350, 2500, 2875, 3125, 4324, 4700, 5405, 5750, 5875, 6250, 10810, 11500, 11750, 12500, 14375, 21620, 23500, 27025, 28750, 29375, 54050, 57500, 58750, 71875, 108100, 117500, 135125, 143750, 146875, 270250, 287500, 293750, 540500, 587500, 675625, 1351250, 2702500, 3378125, 6756250, 13512500]

約数ペア:

[(1, 13512500), (2, 6756250), (4, 3378125), (5, 2702500), (10, 1351250), (20, 675625), (23, 587500), (25, 540500), (46, 293750), (47, 287500), (50, 270250), (92, 146875), (94, 143750), (100, 135125), (115, 117500), (125, 108100), (188, 71875), (230, 58750), (235, 57500), (250, 54050), (460, 29375), (470, 28750), (500, 27025), (575, 23500), (625, 21620), (940, 14375), (1081, 12500), (1150, 11750), (1175, 11500), (1250, 10810), (2162, 6250), (2300, 5875), (2350, 5750), (2500, 5405), (2875, 4700), (3125, 4324)]