25162480

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 100

約数和(自身を含む): 68770152

約数和(自身を除く): 43607672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 131, 140, 196, 245, 262, 280, 343, 392, 490, 524, 560, 655, 686, 784, 917, 980, 1048, 1310, 1372, 1715, 1834, 1960, 2096, 2401, 2620, 2744, 3430, 3668, 3920, 4585, 4802, 5240, 5488, 6419, 6860, 7336, 9170, 9604, 10480, 12005, 12838, 13720, 14672, 18340, 19208, 24010, 25676, 27440, 32095, 36680, 38416, 44933, 48020, 51352, 64190, 73360, 89866, 96040, 102704, 128380, 179732, 192080, 224665, 256760, 314531, 359464, 449330, 513520, 629062, 718928, 898660, 1258124, 1572655, 1797320, 2516248, 3145310, 3594640, 5032496, 6290620, 12581240, 25162480]

約数ペア:

[(1, 25162480), (2, 12581240), (4, 6290620), (5, 5032496), (7, 3594640), (8, 3145310), (10, 2516248), (14, 1797320), (16, 1572655), (20, 1258124), (28, 898660), (35, 718928), (40, 629062), (49, 513520), (56, 449330), (70, 359464), (80, 314531), (98, 256760), (112, 224665), (131, 192080), (140, 179732), (196, 128380), (245, 102704), (262, 96040), (280, 89866), (343, 73360), (392, 64190), (490, 51352), (524, 48020), (560, 44933), (655, 38416), (686, 36680), (784, 32095), (917, 27440), (980, 25676), (1048, 24010), (1310, 19208), (1372, 18340), (1715, 14672), (1834, 13720), (1960, 12838), (2096, 12005), (2401, 10480), (2620, 9604), (2744, 9170), (3430, 7336), (3668, 6860), (3920, 6419), (4585, 5488), (4802, 5240)]