197331584

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 404736000

約数和(自身を除く): 207404416

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 127, 128, 199, 244, 254, 398, 488, 508, 796, 976, 1016, 1592, 1952, 2032, 3184, 3904, 4064, 6368, 7747, 7808, 8128, 12139, 12736, 15494, 16256, 24278, 25273, 25472, 30988, 48556, 50546, 61976, 97112, 101092, 123952, 194224, 202184, 247904, 388448, 404368, 495808, 776896, 808736, 991616, 1541653, 1553792, 1617472, 3083306, 3234944, 6166612, 12333224, 24666448, 49332896, 98665792, 197331584]

約数ペア:

[(1, 197331584), (2, 98665792), (4, 49332896), (8, 24666448), (16, 12333224), (32, 6166612), (61, 3234944), (64, 3083306), (122, 1617472), (127, 1553792), (128, 1541653), (199, 991616), (244, 808736), (254, 776896), (398, 495808), (488, 404368), (508, 388448), (796, 247904), (976, 202184), (1016, 194224), (1592, 123952), (1952, 101092), (2032, 97112), (3184, 61976), (3904, 50546), (4064, 48556), (6368, 30988), (7747, 25472), (7808, 25273), (8128, 24278), (12139, 16256), (12736, 15494)]