2561330861212

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1\times {\mathrm{132523}}^1$

素因数の和:133190

約数の個数: 48

約数和(自身を含む): 4580119556320

約数和(自身を除く): 2018788695108

約数列:

[1, 2, 4, 97, 109, 194, 218, 388, 436, 457, 914, 1828, 10573, 21146, 42292, 44329, 49813, 88658, 99626, 132523, 177316, 199252, 265046, 530092, 4831861, 9663722, 12854731, 14445007, 19327444, 25709462, 28890014, 51418924, 57780028, 60563011, 121126022, 242252044, 1401165679, 2802331358, 5604662716, 5874612067, 6601368199, 11749224134, 13202736398, 23498448268, 26405472796, 640332715303, 1280665430606, 2561330861212]

約数ペア:

[(1, 2561330861212), (2, 1280665430606), (4, 640332715303), (97, 26405472796), (109, 23498448268), (194, 13202736398), (218, 11749224134), (388, 6601368199), (436, 5874612067), (457, 5604662716), (914, 2802331358), (1828, 1401165679), (10573, 242252044), (21146, 121126022), (42292, 60563011), (44329, 57780028), (49813, 51418924), (88658, 28890014), (99626, 25709462), (132523, 19327444), (177316, 14445007), (199252, 12854731), (265046, 9663722), (530092, 4831861)]