51634960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 130616640

約数和(自身を除く): 78981680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 131, 208, 260, 262, 379, 520, 524, 655, 758, 1040, 1048, 1310, 1516, 1703, 1895, 2096, 2620, 3032, 3406, 3790, 4927, 5240, 6064, 6812, 7580, 8515, 9854, 10480, 13624, 15160, 17030, 19708, 24635, 27248, 30320, 34060, 39416, 49270, 49649, 68120, 78832, 98540, 99298, 136240, 197080, 198596, 248245, 394160, 397192, 496490, 645437, 794384, 992980, 1290874, 1985960, 2581748, 3227185, 3971920, 5163496, 6454370, 10326992, 12908740, 25817480, 51634960]

約数ペア:

[(1, 51634960), (2, 25817480), (4, 12908740), (5, 10326992), (8, 6454370), (10, 5163496), (13, 3971920), (16, 3227185), (20, 2581748), (26, 1985960), (40, 1290874), (52, 992980), (65, 794384), (80, 645437), (104, 496490), (130, 397192), (131, 394160), (208, 248245), (260, 198596), (262, 197080), (379, 136240), (520, 99298), (524, 98540), (655, 78832), (758, 68120), (1040, 49649), (1048, 49270), (1310, 39416), (1516, 34060), (1703, 30320), (1895, 27248), (2096, 24635), (2620, 19708), (3032, 17030), (3406, 15160), (3790, 13624), (4927, 10480), (5240, 9854), (6064, 8515), (6812, 7580)]