520048880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:499

約数の個数: 160

約数和(自身を含む): 1381786560

約数和(自身を除く): 861737680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 43, 52, 58, 65, 80, 86, 104, 116, 130, 145, 172, 208, 215, 232, 260, 290, 344, 377, 401, 430, 464, 520, 559, 580, 688, 754, 802, 860, 1040, 1118, 1160, 1247, 1508, 1604, 1720, 1885, 2005, 2236, 2320, 2494, 2795, 3016, 3208, 3440, 3770, 4010, 4472, 4988, 5213, 5590, 6032, 6235, 6416, 7540, 8020, 8944, 9976, 10426, 11180, 11629, 12470, 15080, 16040, 16211, 17243, 19952, 20852, 22360, 23258, 24940, 26065, 30160, 32080, 32422, 34486, 41704, 44720, 46516, 49880, 52130, 58145, 64844, 68972, 81055, 83408, 86215, 93032, 99760, 104260, 116290, 129688, 137944, 151177, 162110, 172430, 186064, 208520, 224159, 232580, 259376, 275888, 302354, 324220, 344860, 417040, 448318, 465160, 500047, 604708, 648440, 689720, 755885, 896636, 930320, 1000094, 1120795, 1209416, 1296880, 1379440, 1511770, 1793272, 2000188, 2241590, 2418832, 2500235, 3023540, 3586544, 4000376, 4483180, 5000470, 6047080, 6500611, 8000752, 8966360, 10000940, 12094160, 13001222, 17932720, 20001880, 26002444, 32503055, 40003760, 52004888, 65006110, 104009776, 130012220, 260024440, 520048880]

約数ペア:

[(1, 520048880), (2, 260024440), (4, 130012220), (5, 104009776), (8, 65006110), (10, 52004888), (13, 40003760), (16, 32503055), (20, 26002444), (26, 20001880), (29, 17932720), (40, 13001222), (43, 12094160), (52, 10000940), (58, 8966360), (65, 8000752), (80, 6500611), (86, 6047080), (104, 5000470), (116, 4483180), (130, 4000376), (145, 3586544), (172, 3023540), (208, 2500235), (215, 2418832), (232, 2241590), (260, 2000188), (290, 1793272), (344, 1511770), (377, 1379440), (401, 1296880), (430, 1209416), (464, 1120795), (520, 1000094), (559, 930320), (580, 896636), (688, 755885), (754, 689720), (802, 648440), (860, 604708), (1040, 500047), (1118, 465160), (1160, 448318), (1247, 417040), (1508, 344860), (1604, 324220), (1720, 302354), (1885, 275888), (2005, 259376), (2236, 232580), (2320, 224159), (2494, 208520), (2795, 186064), (3016, 172430), (3208, 162110), (3440, 151177), (3770, 137944), (4010, 129688), (4472, 116290), (4988, 104260), (5213, 99760), (5590, 93032), (6032, 86215), (6235, 83408), (6416, 81055), (7540, 68972), (8020, 64844), (8944, 58145), (9976, 52130), (10426, 49880), (11180, 46516), (11629, 44720), (12470, 41704), (15080, 34486), (16040, 32422), (16211, 32080), (17243, 30160), (19952, 26065), (20852, 24940), (22360, 23258)]