25829280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{1993}}^1$

素因数の和:2020

約数の個数: 120

約数和(自身を含む): 91201572

約数和(自身を除く): 65372292

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 1993, 2160, 2592, 3240, 3986, 4320, 5979, 6480, 7972, 9965, 11958, 12960, 15944, 17937, 19930, 23916, 29895, 31888, 35874, 39860, 47832, 53811, 59790, 63776, 71748, 79720, 89685, 95664, 107622, 119580, 143496, 159440, 161433, 179370, 191328, 215244, 239160, 269055, 286992, 318880, 322866, 358740, 430488, 478320, 538110, 573984, 645732, 717480, 807165, 860976, 956640, 1076220, 1291464, 1434960, 1614330, 1721952, 2152440, 2582928, 2869920, 3228660, 4304880, 5165856, 6457320, 8609760, 12914640, 25829280]

約数ペア:

[(1, 25829280), (2, 12914640), (3, 8609760), (4, 6457320), (5, 5165856), (6, 4304880), (8, 3228660), (9, 2869920), (10, 2582928), (12, 2152440), (15, 1721952), (16, 1614330), (18, 1434960), (20, 1291464), (24, 1076220), (27, 956640), (30, 860976), (32, 807165), (36, 717480), (40, 645732), (45, 573984), (48, 538110), (54, 478320), (60, 430488), (72, 358740), (80, 322866), (81, 318880), (90, 286992), (96, 269055), (108, 239160), (120, 215244), (135, 191328), (144, 179370), (160, 161433), (162, 159440), (180, 143496), (216, 119580), (240, 107622), (270, 95664), (288, 89685), (324, 79720), (360, 71748), (405, 63776), (432, 59790), (480, 53811), (540, 47832), (648, 39860), (720, 35874), (810, 31888), (864, 29895), (1080, 23916), (1296, 19930), (1440, 17937), (1620, 15944), (1993, 12960), (2160, 11958), (2592, 9965), (3240, 7972), (3986, 6480), (4320, 5979)]