65749240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{853}}^1$

素因数の和:952

約数の個数: 64

約数和(自身を含む): 154949760

約数和(自身を除く): 89200520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 820, 853, 940, 1640, 1706, 1880, 1927, 3412, 3854, 4265, 6824, 7708, 8530, 9635, 15416, 17060, 19270, 34120, 34973, 38540, 40091, 69946, 77080, 80182, 139892, 160364, 174865, 200455, 279784, 320728, 349730, 400910, 699460, 801820, 1398920, 1603640, 1643731, 3287462, 6574924, 8218655, 13149848, 16437310, 32874620, 65749240]

約数ペア:

[(1, 65749240), (2, 32874620), (4, 16437310), (5, 13149848), (8, 8218655), (10, 6574924), (20, 3287462), (40, 1643731), (41, 1603640), (47, 1398920), (82, 801820), (94, 699460), (164, 400910), (188, 349730), (205, 320728), (235, 279784), (328, 200455), (376, 174865), (410, 160364), (470, 139892), (820, 80182), (853, 77080), (940, 69946), (1640, 40091), (1706, 38540), (1880, 34973), (1927, 34120), (3412, 19270), (3854, 17060), (4265, 15416), (6824, 9635), (7708, 8530)]