25963140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{8831}}^1$

素因数の和:8857

約数の個数: 72

約数和(自身を含む): 84575232

約数和(自身を除く): 58612092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 8831, 17662, 26493, 35324, 44155, 52986, 61817, 88310, 105972, 123634, 132465, 176620, 185451, 247268, 264930, 309085, 370902, 432719, 529860, 618170, 741804, 865438, 927255, 1236340, 1298157, 1730876, 1854510, 2163595, 2596314, 3709020, 4327190, 5192628, 6490785, 8654380, 12981570, 25963140]

約数ペア:

[(1, 25963140), (2, 12981570), (3, 8654380), (4, 6490785), (5, 5192628), (6, 4327190), (7, 3709020), (10, 2596314), (12, 2163595), (14, 1854510), (15, 1730876), (20, 1298157), (21, 1236340), (28, 927255), (30, 865438), (35, 741804), (42, 618170), (49, 529860), (60, 432719), (70, 370902), (84, 309085), (98, 264930), (105, 247268), (140, 185451), (147, 176620), (196, 132465), (210, 123634), (245, 105972), (294, 88310), (420, 61817), (490, 52986), (588, 44155), (735, 35324), (980, 26493), (1470, 17662), (2940, 8831)]