55978275

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 98426240

約数和(自身を除く): 42447965

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 163, 241, 285, 475, 489, 723, 815, 1205, 1425, 2445, 3097, 3615, 4075, 4579, 6025, 9291, 12225, 13737, 15485, 18075, 22895, 39283, 46455, 68685, 77425, 114475, 117849, 196415, 232275, 343425, 589245, 746377, 982075, 2239131, 2946225, 3731885, 11195655, 18659425, 55978275]

約数ペア:

[(1, 55978275), (3, 18659425), (5, 11195655), (15, 3731885), (19, 2946225), (25, 2239131), (57, 982075), (75, 746377), (95, 589245), (163, 343425), (241, 232275), (285, 196415), (475, 117849), (489, 114475), (723, 77425), (815, 68685), (1205, 46455), (1425, 39283), (2445, 22895), (3097, 18075), (3615, 15485), (4075, 13737), (4579, 12225), (6025, 9291)]