881800561150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{421}}^2\times {\mathrm{5237}}^1$

素因数の和:6110

約数の個数: 72

約数和(自身を含む): 1730913756840

約数和(自身を除く): 849113195690

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 421, 475, 842, 950, 2105, 4210, 5237, 7999, 10474, 10525, 15998, 21050, 26185, 39995, 52370, 79990, 99503, 130925, 177241, 199006, 199975, 261850, 354482, 399950, 497515, 886205, 995030, 1772410, 2204777, 2487575, 3367579, 4409554, 4431025, 4975150, 6735158, 8862050, 11023885, 16837895, 22047770, 33675790, 41890763, 55119425, 83781526, 84189475, 110238850, 168378950, 209453815, 418907630, 928211117, 1047269075, 1856422234, 2094538150, 4641055585, 9282111170, 17636011223, 23205277925, 35272022446, 46410555850, 88180056115, 176360112230, 440900280575, 881800561150]

約数ペア:

[(1, 881800561150), (2, 440900280575), (5, 176360112230), (10, 88180056115), (19, 46410555850), (25, 35272022446), (38, 23205277925), (50, 17636011223), (95, 9282111170), (190, 4641055585), (421, 2094538150), (475, 1856422234), (842, 1047269075), (950, 928211117), (2105, 418907630), (4210, 209453815), (5237, 168378950), (7999, 110238850), (10474, 84189475), (10525, 83781526), (15998, 55119425), (21050, 41890763), (26185, 33675790), (39995, 22047770), (52370, 16837895), (79990, 11023885), (99503, 8862050), (130925, 6735158), (177241, 4975150), (199006, 4431025), (199975, 4409554), (261850, 3367579), (354482, 2487575), (399950, 2204777), (497515, 1772410), (886205, 995030)]