6680802560

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1667}}^1$

素因数の和:1820

約数の個数: 144

約数和(自身を含む): 16692383232

約数和(自身を除く): 10011580672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 101, 124, 128, 155, 160, 202, 248, 256, 310, 320, 404, 496, 505, 620, 640, 808, 992, 1010, 1240, 1280, 1616, 1667, 1984, 2020, 2480, 3131, 3232, 3334, 3968, 4040, 4960, 6262, 6464, 6668, 7936, 8080, 8335, 9920, 12524, 12928, 13336, 15655, 16160, 16670, 19840, 25048, 25856, 26672, 31310, 32320, 33340, 39680, 50096, 51677, 53344, 62620, 64640, 66680, 100192, 103354, 106688, 125240, 129280, 133360, 168367, 200384, 206708, 213376, 250480, 258385, 266720, 336734, 400768, 413416, 426752, 500960, 516770, 533440, 673468, 801536, 826832, 841835, 1001920, 1033540, 1066880, 1346936, 1653664, 1683670, 2003840, 2067080, 2133760, 2693872, 3307328, 3367340, 4007680, 4134160, 5219377, 5387744, 6614656, 6734680, 8268320, 10438754, 10775488, 13229312, 13469360, 16536640, 20877508, 21550976, 26096885, 26938720, 33073280, 41755016, 43101952, 52193770, 53877440, 66146560, 83510032, 104387540, 107754880, 167020064, 208775080, 215509760, 334040128, 417550160, 668080256, 835100320, 1336160512, 1670200640, 3340401280, 6680802560]

約数ペア:

[(1, 6680802560), (2, 3340401280), (4, 1670200640), (5, 1336160512), (8, 835100320), (10, 668080256), (16, 417550160), (20, 334040128), (31, 215509760), (32, 208775080), (40, 167020064), (62, 107754880), (64, 104387540), (80, 83510032), (101, 66146560), (124, 53877440), (128, 52193770), (155, 43101952), (160, 41755016), (202, 33073280), (248, 26938720), (256, 26096885), (310, 21550976), (320, 20877508), (404, 16536640), (496, 13469360), (505, 13229312), (620, 10775488), (640, 10438754), (808, 8268320), (992, 6734680), (1010, 6614656), (1240, 5387744), (1280, 5219377), (1616, 4134160), (1667, 4007680), (1984, 3367340), (2020, 3307328), (2480, 2693872), (3131, 2133760), (3232, 2067080), (3334, 2003840), (3968, 1683670), (4040, 1653664), (4960, 1346936), (6262, 1066880), (6464, 1033540), (6668, 1001920), (7936, 841835), (8080, 826832), (8335, 801536), (9920, 673468), (12524, 533440), (12928, 516770), (13336, 500960), (15655, 426752), (16160, 413416), (16670, 400768), (19840, 336734), (25048, 266720), (25856, 258385), (26672, 250480), (31310, 213376), (32320, 206708), (33340, 200384), (39680, 168367), (50096, 133360), (51677, 129280), (53344, 125240), (62620, 106688), (64640, 103354), (66680, 100192)]