25184480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 64665216

約数和(自身を除く): 39480736

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 68, 80, 85, 94, 136, 160, 170, 188, 197, 235, 272, 340, 376, 394, 470, 544, 680, 752, 788, 799, 940, 985, 1360, 1504, 1576, 1598, 1880, 1970, 2720, 3152, 3196, 3349, 3760, 3940, 3995, 6304, 6392, 6698, 7520, 7880, 7990, 9259, 12784, 13396, 15760, 15980, 16745, 18518, 25568, 26792, 31520, 31960, 33490, 37036, 46295, 53584, 63920, 66980, 74072, 92590, 107168, 127840, 133960, 148144, 157403, 185180, 267920, 296288, 314806, 370360, 535840, 629612, 740720, 787015, 1259224, 1481440, 1574030, 2518448, 3148060, 5036896, 6296120, 12592240, 25184480]

約数ペア:

[(1, 25184480), (2, 12592240), (4, 6296120), (5, 5036896), (8, 3148060), (10, 2518448), (16, 1574030), (17, 1481440), (20, 1259224), (32, 787015), (34, 740720), (40, 629612), (47, 535840), (68, 370360), (80, 314806), (85, 296288), (94, 267920), (136, 185180), (160, 157403), (170, 148144), (188, 133960), (197, 127840), (235, 107168), (272, 92590), (340, 74072), (376, 66980), (394, 63920), (470, 53584), (544, 46295), (680, 37036), (752, 33490), (788, 31960), (799, 31520), (940, 26792), (985, 25568), (1360, 18518), (1504, 16745), (1576, 15980), (1598, 15760), (1880, 13396), (1970, 12784), (2720, 9259), (3152, 7990), (3196, 7880), (3349, 7520), (3760, 6698), (3940, 6392), (3995, 6304)]