656319352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 1463132160

約数和(自身を除く): 806812808

約数列:

[1, 2, 4, 8, 13, 23, 26, 31, 46, 52, 53, 62, 92, 104, 106, 124, 167, 184, 212, 248, 299, 334, 403, 424, 598, 668, 689, 713, 806, 1196, 1219, 1336, 1378, 1426, 1612, 1643, 2171, 2392, 2438, 2756, 2852, 3224, 3286, 3841, 4342, 4876, 5177, 5512, 5704, 6572, 7682, 8684, 8851, 9269, 9752, 10354, 13144, 15364, 15847, 17368, 17702, 18538, 20708, 21359, 30728, 31694, 35404, 37076, 37789, 41416, 42718, 49933, 63388, 67301, 70808, 74152, 75578, 85436, 99866, 115063, 119071, 126776, 134602, 151156, 170872, 199732, 203573, 230126, 238142, 269204, 274381, 302312, 399464, 407146, 460252, 476284, 491257, 538408, 548762, 814292, 920504, 952568, 982514, 1097524, 1547923, 1628584, 1965028, 2195048, 2646449, 3095846, 3566953, 3930056, 5292898, 6191692, 6310763, 7133906, 10585796, 12383384, 12621526, 14267812, 21171592, 25243052, 28535624, 50486104, 82039919, 164079838, 328159676, 656319352]

約数ペア:

[(1, 656319352), (2, 328159676), (4, 164079838), (8, 82039919), (13, 50486104), (23, 28535624), (26, 25243052), (31, 21171592), (46, 14267812), (52, 12621526), (53, 12383384), (62, 10585796), (92, 7133906), (104, 6310763), (106, 6191692), (124, 5292898), (167, 3930056), (184, 3566953), (212, 3095846), (248, 2646449), (299, 2195048), (334, 1965028), (403, 1628584), (424, 1547923), (598, 1097524), (668, 982514), (689, 952568), (713, 920504), (806, 814292), (1196, 548762), (1219, 538408), (1336, 491257), (1378, 476284), (1426, 460252), (1612, 407146), (1643, 399464), (2171, 302312), (2392, 274381), (2438, 269204), (2756, 238142), (2852, 230126), (3224, 203573), (3286, 199732), (3841, 170872), (4342, 151156), (4876, 134602), (5177, 126776), (5512, 119071), (5704, 115063), (6572, 99866), (7682, 85436), (8684, 75578), (8851, 74152), (9269, 70808), (9752, 67301), (10354, 63388), (13144, 49933), (15364, 42718), (15847, 41416), (17368, 37789), (17702, 37076), (18538, 35404), (20708, 31694), (21359, 30728)]