8257400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 21092400

約数和(自身を除く): 12835000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 41, 50, 53, 76, 82, 95, 100, 106, 152, 164, 190, 200, 205, 212, 265, 328, 380, 410, 424, 475, 530, 760, 779, 820, 950, 1007, 1025, 1060, 1325, 1558, 1640, 1900, 2014, 2050, 2120, 2173, 2650, 3116, 3800, 3895, 4028, 4100, 4346, 5035, 5300, 6232, 7790, 8056, 8200, 8692, 10070, 10600, 10865, 15580, 17384, 19475, 20140, 21730, 25175, 31160, 38950, 40280, 41287, 43460, 50350, 54325, 77900, 82574, 86920, 100700, 108650, 155800, 165148, 201400, 206435, 217300, 330296, 412870, 434600, 825740, 1032175, 1651480, 2064350, 4128700, 8257400]

約数ペア:

[(1, 8257400), (2, 4128700), (4, 2064350), (5, 1651480), (8, 1032175), (10, 825740), (19, 434600), (20, 412870), (25, 330296), (38, 217300), (40, 206435), (41, 201400), (50, 165148), (53, 155800), (76, 108650), (82, 100700), (95, 86920), (100, 82574), (106, 77900), (152, 54325), (164, 50350), (190, 43460), (200, 41287), (205, 40280), (212, 38950), (265, 31160), (328, 25175), (380, 21730), (410, 20140), (424, 19475), (475, 17384), (530, 15580), (760, 10865), (779, 10600), (820, 10070), (950, 8692), (1007, 8200), (1025, 8056), (1060, 7790), (1325, 6232), (1558, 5300), (1640, 5035), (1900, 4346), (2014, 4100), (2050, 4028), (2120, 3895), (2173, 3800), (2650, 3116)]