8889432938425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{1552597}}^1$

素因数の和:1552922

約数の個数: 48

約数和(自身を含む): 12074989373440

約数和(自身を除く): 3185556435015

約数列:

[1, 5, 13, 25, 65, 79, 223, 325, 395, 1027, 1115, 1975, 2899, 5135, 5575, 14495, 17617, 25675, 72475, 88085, 229021, 440425, 1145105, 1552597, 5725525, 7762985, 20183761, 38814925, 100918805, 122655163, 346229131, 504594025, 613275815, 1594517119, 1731145655, 3066379075, 4500978703, 7972585595, 8655728275, 22504893515, 27352101349, 39862927975, 112524467575, 136760506745, 355577317537, 683802533725, 1777886587685, 8889432938425]

約数ペア:

[(1, 8889432938425), (5, 1777886587685), (13, 683802533725), (25, 355577317537), (65, 136760506745), (79, 112524467575), (223, 39862927975), (325, 27352101349), (395, 22504893515), (1027, 8655728275), (1115, 7972585595), (1975, 4500978703), (2899, 3066379075), (5135, 1731145655), (5575, 1594517119), (14495, 613275815), (17617, 504594025), (25675, 346229131), (72475, 122655163), (88085, 100918805), (229021, 38814925), (440425, 20183761), (1145105, 7762985), (1552597, 5725525)]