181312250

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 426869352

約数和(自身を除く): 245557102

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 41, 49, 50, 70, 82, 95, 98, 125, 133, 175, 190, 205, 245, 250, 266, 287, 350, 361, 410, 475, 490, 574, 665, 722, 779, 875, 931, 950, 1025, 1225, 1330, 1435, 1558, 1750, 1805, 1862, 2009, 2050, 2375, 2450, 2527, 2870, 3325, 3610, 3895, 4018, 4655, 4750, 5054, 5125, 5453, 6125, 6650, 7175, 7790, 9025, 9310, 10045, 10250, 10906, 12250, 12635, 14350, 14801, 16625, 17689, 18050, 19475, 20090, 23275, 25270, 27265, 29602, 33250, 35378, 35875, 38171, 38950, 45125, 46550, 50225, 54530, 63175, 71750, 74005, 76342, 88445, 90250, 97375, 100450, 103607, 116375, 126350, 136325, 148010, 176890, 190855, 194750, 207214, 232750, 251125, 272650, 315875, 370025, 381710, 442225, 502250, 518035, 631750, 681625, 725249, 740050, 884450, 954275, 1036070, 1363250, 1450498, 1850125, 1908550, 2211125, 2590175, 3626245, 3700250, 4422250, 4771375, 5180350, 7252490, 9542750, 12950875, 18131225, 25901750, 36262450, 90656125, 181312250]

約数ペア:

[(1, 181312250), (2, 90656125), (5, 36262450), (7, 25901750), (10, 18131225), (14, 12950875), (19, 9542750), (25, 7252490), (35, 5180350), (38, 4771375), (41, 4422250), (49, 3700250), (50, 3626245), (70, 2590175), (82, 2211125), (95, 1908550), (98, 1850125), (125, 1450498), (133, 1363250), (175, 1036070), (190, 954275), (205, 884450), (245, 740050), (250, 725249), (266, 681625), (287, 631750), (350, 518035), (361, 502250), (410, 442225), (475, 381710), (490, 370025), (574, 315875), (665, 272650), (722, 251125), (779, 232750), (875, 207214), (931, 194750), (950, 190855), (1025, 176890), (1225, 148010), (1330, 136325), (1435, 126350), (1558, 116375), (1750, 103607), (1805, 100450), (1862, 97375), (2009, 90250), (2050, 88445), (2375, 76342), (2450, 74005), (2527, 71750), (2870, 63175), (3325, 54530), (3610, 50225), (3895, 46550), (4018, 45125), (4655, 38950), (4750, 38171), (5054, 35875), (5125, 35378), (5453, 33250), (6125, 29602), (6650, 27265), (7175, 25270), (7790, 23275), (9025, 20090), (9310, 19475), (10045, 18050), (10250, 17689), (10906, 16625), (12250, 14801), (12635, 14350)]