22857500

素因数分解:

$2^2\times 5^4\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:288

約数の個数: 60

約数和(自身を含む): 51433536

約数和(自身を除く): 28576036

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 223, 250, 410, 446, 500, 625, 820, 892, 1025, 1115, 1250, 2050, 2230, 2500, 4100, 4460, 5125, 5575, 9143, 10250, 11150, 18286, 20500, 22300, 25625, 27875, 36572, 45715, 51250, 55750, 91430, 102500, 111500, 139375, 182860, 228575, 278750, 457150, 557500, 914300, 1142875, 2285750, 4571500, 5714375, 11428750, 22857500]

約数ペア:

[(1, 22857500), (2, 11428750), (4, 5714375), (5, 4571500), (10, 2285750), (20, 1142875), (25, 914300), (41, 557500), (50, 457150), (82, 278750), (100, 228575), (125, 182860), (164, 139375), (205, 111500), (223, 102500), (250, 91430), (410, 55750), (446, 51250), (500, 45715), (625, 36572), (820, 27875), (892, 25625), (1025, 22300), (1115, 20500), (1250, 18286), (2050, 11150), (2230, 10250), (2500, 9143), (4100, 5575), (4460, 5125)]