25142320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:195

約数の個数: 160

約数和(自身を含む): 74995200

約数和(自身を除く): 49852880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 80, 85, 95, 112, 119, 133, 136, 139, 140, 152, 170, 190, 238, 266, 272, 278, 280, 304, 323, 340, 380, 476, 532, 556, 560, 595, 646, 665, 680, 695, 760, 952, 973, 1064, 1112, 1190, 1292, 1330, 1360, 1390, 1520, 1615, 1904, 1946, 2128, 2224, 2261, 2363, 2380, 2584, 2641, 2660, 2780, 3230, 3892, 4522, 4726, 4760, 4865, 5168, 5282, 5320, 5560, 6460, 7784, 9044, 9452, 9520, 9730, 10564, 10640, 11120, 11305, 11815, 12920, 13205, 15568, 16541, 18088, 18487, 18904, 19460, 21128, 22610, 23630, 25840, 26410, 33082, 36176, 36974, 37808, 38920, 42256, 44897, 45220, 47260, 52820, 66164, 73948, 77840, 82705, 89794, 90440, 92435, 94520, 105640, 132328, 147896, 165410, 179588, 180880, 184870, 189040, 211280, 224485, 264656, 295792, 314279, 330820, 359176, 369740, 448970, 628558, 661640, 718352, 739480, 897940, 1257116, 1323280, 1478960, 1571395, 1795880, 2514232, 3142790, 3591760, 5028464, 6285580, 12571160, 25142320]

約数ペア:

[(1, 25142320), (2, 12571160), (4, 6285580), (5, 5028464), (7, 3591760), (8, 3142790), (10, 2514232), (14, 1795880), (16, 1571395), (17, 1478960), (19, 1323280), (20, 1257116), (28, 897940), (34, 739480), (35, 718352), (38, 661640), (40, 628558), (56, 448970), (68, 369740), (70, 359176), (76, 330820), (80, 314279), (85, 295792), (95, 264656), (112, 224485), (119, 211280), (133, 189040), (136, 184870), (139, 180880), (140, 179588), (152, 165410), (170, 147896), (190, 132328), (238, 105640), (266, 94520), (272, 92435), (278, 90440), (280, 89794), (304, 82705), (323, 77840), (340, 73948), (380, 66164), (476, 52820), (532, 47260), (556, 45220), (560, 44897), (595, 42256), (646, 38920), (665, 37808), (680, 36974), (695, 36176), (760, 33082), (952, 26410), (973, 25840), (1064, 23630), (1112, 22610), (1190, 21128), (1292, 19460), (1330, 18904), (1360, 18487), (1390, 18088), (1520, 16541), (1615, 15568), (1904, 13205), (1946, 12920), (2128, 11815), (2224, 11305), (2261, 11120), (2363, 10640), (2380, 10564), (2584, 9730), (2641, 9520), (2660, 9452), (2780, 9044), (3230, 7784), (3892, 6460), (4522, 5560), (4726, 5320), (4760, 5282), (4865, 5168)]