25735440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{683}}^1$

素因数の和:856

約数の個数: 80

約数和(自身を含む): 80405568

約数和(自身を除く): 54670128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 683, 785, 942, 1256, 1366, 1570, 1884, 2049, 2355, 2512, 2732, 3140, 3415, 3768, 4098, 4710, 5464, 6280, 6830, 7536, 8196, 9420, 10245, 10928, 12560, 13660, 16392, 18840, 20490, 27320, 32784, 37680, 40980, 54640, 81960, 107231, 163920, 214462, 321693, 428924, 536155, 643386, 857848, 1072310, 1286772, 1608465, 1715696, 2144620, 2573544, 3216930, 4289240, 5147088, 6433860, 8578480, 12867720, 25735440]

約数ペア:

[(1, 25735440), (2, 12867720), (3, 8578480), (4, 6433860), (5, 5147088), (6, 4289240), (8, 3216930), (10, 2573544), (12, 2144620), (15, 1715696), (16, 1608465), (20, 1286772), (24, 1072310), (30, 857848), (40, 643386), (48, 536155), (60, 428924), (80, 321693), (120, 214462), (157, 163920), (240, 107231), (314, 81960), (471, 54640), (628, 40980), (683, 37680), (785, 32784), (942, 27320), (1256, 20490), (1366, 18840), (1570, 16392), (1884, 13660), (2049, 12560), (2355, 10928), (2512, 10245), (2732, 9420), (3140, 8196), (3415, 7536), (3768, 6830), (4098, 6280), (4710, 5464)]