201772880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:684

約数の個数: 80

約数和(自身を含む): 484683264

約数和(自身を除く): 282910384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 103, 188, 206, 235, 376, 412, 470, 515, 521, 752, 824, 940, 1030, 1042, 1648, 1880, 2060, 2084, 2605, 3760, 4120, 4168, 4841, 5210, 8240, 8336, 9682, 10420, 19364, 20840, 24205, 24487, 38728, 41680, 48410, 48974, 53663, 77456, 96820, 97948, 107326, 122435, 193640, 195896, 214652, 244870, 268315, 387280, 391792, 429304, 489740, 536630, 858608, 979480, 1073260, 1958960, 2146520, 2522161, 4293040, 5044322, 10088644, 12610805, 20177288, 25221610, 40354576, 50443220, 100886440, 201772880]

約数ペア:

[(1, 201772880), (2, 100886440), (4, 50443220), (5, 40354576), (8, 25221610), (10, 20177288), (16, 12610805), (20, 10088644), (40, 5044322), (47, 4293040), (80, 2522161), (94, 2146520), (103, 1958960), (188, 1073260), (206, 979480), (235, 858608), (376, 536630), (412, 489740), (470, 429304), (515, 391792), (521, 387280), (752, 268315), (824, 244870), (940, 214652), (1030, 195896), (1042, 193640), (1648, 122435), (1880, 107326), (2060, 97948), (2084, 96820), (2605, 77456), (3760, 53663), (4120, 48974), (4168, 48410), (4841, 41680), (5210, 38728), (8240, 24487), (8336, 24205), (9682, 20840), (10420, 19364)]