25135920

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{431}}^1$

素因数の和:462

約数の個数: 140

約数和(自身を含む): 87824736

約数和(自身を除く): 62688816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 431, 432, 486, 540, 648, 720, 729, 810, 862, 972, 1080, 1215, 1293, 1296, 1458, 1620, 1724, 1944, 2155, 2160, 2430, 2586, 2916, 3240, 3448, 3645, 3879, 3888, 4310, 4860, 5172, 5832, 6465, 6480, 6896, 7290, 7758, 8620, 9720, 10344, 11637, 11664, 12930, 14580, 15516, 17240, 19395, 19440, 20688, 23274, 25860, 29160, 31032, 34480, 34911, 38790, 46548, 51720, 58185, 58320, 62064, 69822, 77580, 93096, 103440, 104733, 116370, 139644, 155160, 174555, 186192, 209466, 232740, 279288, 310320, 314199, 349110, 418932, 465480, 523665, 558576, 628398, 698220, 837864, 930960, 1047330, 1256796, 1396440, 1570995, 1675728, 2094660, 2513592, 2792880, 3141990, 4189320, 5027184, 6283980, 8378640, 12567960, 25135920]

約数ペア:

[(1, 25135920), (2, 12567960), (3, 8378640), (4, 6283980), (5, 5027184), (6, 4189320), (8, 3141990), (9, 2792880), (10, 2513592), (12, 2094660), (15, 1675728), (16, 1570995), (18, 1396440), (20, 1256796), (24, 1047330), (27, 930960), (30, 837864), (36, 698220), (40, 628398), (45, 558576), (48, 523665), (54, 465480), (60, 418932), (72, 349110), (80, 314199), (81, 310320), (90, 279288), (108, 232740), (120, 209466), (135, 186192), (144, 174555), (162, 155160), (180, 139644), (216, 116370), (240, 104733), (243, 103440), (270, 93096), (324, 77580), (360, 69822), (405, 62064), (431, 58320), (432, 58185), (486, 51720), (540, 46548), (648, 38790), (720, 34911), (729, 34480), (810, 31032), (862, 29160), (972, 25860), (1080, 23274), (1215, 20688), (1293, 19440), (1296, 19395), (1458, 17240), (1620, 15516), (1724, 14580), (1944, 12930), (2155, 11664), (2160, 11637), (2430, 10344), (2586, 9720), (2916, 8620), (3240, 7758), (3448, 7290), (3645, 6896), (3879, 6480), (3888, 6465), (4310, 5832), (4860, 5172)]