25155620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 65184000

約数和(自身を除く): 40028380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 193, 196, 245, 266, 343, 380, 386, 490, 532, 665, 686, 772, 931, 965, 980, 1330, 1351, 1372, 1715, 1862, 1930, 2660, 2702, 3430, 3667, 3724, 3860, 4655, 5404, 6517, 6755, 6860, 7334, 9310, 9457, 13034, 13510, 14668, 18335, 18620, 18914, 25669, 26068, 27020, 32585, 36670, 37828, 47285, 51338, 65170, 66199, 73340, 94570, 102676, 128345, 130340, 132398, 179683, 189140, 256690, 264796, 330995, 359366, 513380, 661990, 718732, 898415, 1257781, 1323980, 1796830, 2515562, 3593660, 5031124, 6288905, 12577810, 25155620]

約数ペア:

[(1, 25155620), (2, 12577810), (4, 6288905), (5, 5031124), (7, 3593660), (10, 2515562), (14, 1796830), (19, 1323980), (20, 1257781), (28, 898415), (35, 718732), (38, 661990), (49, 513380), (70, 359366), (76, 330995), (95, 264796), (98, 256690), (133, 189140), (140, 179683), (190, 132398), (193, 130340), (196, 128345), (245, 102676), (266, 94570), (343, 73340), (380, 66199), (386, 65170), (490, 51338), (532, 47285), (665, 37828), (686, 36670), (772, 32585), (931, 27020), (965, 26068), (980, 25669), (1330, 18914), (1351, 18620), (1372, 18335), (1715, 14668), (1862, 13510), (1930, 13034), (2660, 9457), (2702, 9310), (3430, 7334), (3667, 6860), (3724, 6755), (3860, 6517), (4655, 5404)]