81159500

素因数分解:

$2^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 188225856

約数和(自身を除く): 107066356

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 41, 50, 74, 82, 100, 107, 125, 148, 164, 185, 205, 214, 250, 370, 410, 428, 500, 535, 740, 820, 925, 1025, 1070, 1517, 1850, 2050, 2140, 2675, 3034, 3700, 3959, 4100, 4387, 4625, 5125, 5350, 6068, 7585, 7918, 8774, 9250, 10250, 10700, 13375, 15170, 15836, 17548, 18500, 19795, 20500, 21935, 26750, 30340, 37925, 39590, 43870, 53500, 75850, 79180, 87740, 98975, 109675, 151700, 162319, 189625, 197950, 219350, 324638, 379250, 395900, 438700, 494875, 548375, 649276, 758500, 811595, 989750, 1096750, 1623190, 1979500, 2193500, 3246380, 4057975, 8115950, 16231900, 20289875, 40579750, 81159500]

約数ペア:

[(1, 81159500), (2, 40579750), (4, 20289875), (5, 16231900), (10, 8115950), (20, 4057975), (25, 3246380), (37, 2193500), (41, 1979500), (50, 1623190), (74, 1096750), (82, 989750), (100, 811595), (107, 758500), (125, 649276), (148, 548375), (164, 494875), (185, 438700), (205, 395900), (214, 379250), (250, 324638), (370, 219350), (410, 197950), (428, 189625), (500, 162319), (535, 151700), (740, 109675), (820, 98975), (925, 87740), (1025, 79180), (1070, 75850), (1517, 53500), (1850, 43870), (2050, 39590), (2140, 37925), (2675, 30340), (3034, 26750), (3700, 21935), (3959, 20500), (4100, 19795), (4387, 18500), (4625, 17548), (5125, 15836), (5350, 15170), (6068, 13375), (7585, 10700), (7918, 10250), (8774, 9250)]