25123140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 88338432

約数和(自身を除く): 63215292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 127, 140, 157, 180, 210, 252, 254, 314, 315, 381, 420, 471, 508, 628, 630, 635, 762, 785, 889, 942, 1099, 1143, 1260, 1270, 1413, 1524, 1570, 1778, 1884, 1905, 2198, 2286, 2355, 2540, 2667, 2826, 3140, 3297, 3556, 3810, 4396, 4445, 4572, 4710, 5334, 5495, 5652, 5715, 6594, 7065, 7620, 8001, 8890, 9420, 9891, 10668, 10990, 11430, 13188, 13335, 14130, 16002, 16485, 17780, 19782, 19939, 21980, 22860, 26670, 28260, 32004, 32970, 39564, 39878, 40005, 49455, 53340, 59817, 65940, 79756, 80010, 98910, 99695, 119634, 139573, 160020, 179451, 197820, 199390, 239268, 279146, 299085, 358902, 398780, 418719, 558292, 598170, 697865, 717804, 837438, 897255, 1196340, 1256157, 1395730, 1674876, 1794510, 2093595, 2512314, 2791460, 3589020, 4187190, 5024628, 6280785, 8374380, 12561570, 25123140]

約数ペア:

[(1, 25123140), (2, 12561570), (3, 8374380), (4, 6280785), (5, 5024628), (6, 4187190), (7, 3589020), (9, 2791460), (10, 2512314), (12, 2093595), (14, 1794510), (15, 1674876), (18, 1395730), (20, 1256157), (21, 1196340), (28, 897255), (30, 837438), (35, 717804), (36, 697865), (42, 598170), (45, 558292), (60, 418719), (63, 398780), (70, 358902), (84, 299085), (90, 279146), (105, 239268), (126, 199390), (127, 197820), (140, 179451), (157, 160020), (180, 139573), (210, 119634), (252, 99695), (254, 98910), (314, 80010), (315, 79756), (381, 65940), (420, 59817), (471, 53340), (508, 49455), (628, 40005), (630, 39878), (635, 39564), (762, 32970), (785, 32004), (889, 28260), (942, 26670), (1099, 22860), (1143, 21980), (1260, 19939), (1270, 19782), (1413, 17780), (1524, 16485), (1570, 16002), (1778, 14130), (1884, 13335), (1905, 13188), (2198, 11430), (2286, 10990), (2355, 10668), (2540, 9891), (2667, 9420), (2826, 8890), (3140, 8001), (3297, 7620), (3556, 7065), (3810, 6594), (4396, 5715), (4445, 5652), (4572, 5495), (4710, 5334)]