80495552

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1249}}^1$

素因数の和:1333

約数の個数: 56

約数和(自身を含む): 171450000

約数和(自身を除く): 90954448

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 64, 76, 106, 152, 212, 304, 424, 608, 848, 1007, 1216, 1249, 1696, 2014, 2498, 3392, 4028, 4996, 8056, 9992, 16112, 19984, 23731, 32224, 39968, 47462, 64448, 66197, 79936, 94924, 132394, 189848, 264788, 379696, 529576, 759392, 1059152, 1257743, 1518784, 2118304, 2515486, 4236608, 5030972, 10061944, 20123888, 40247776, 80495552]

約数ペア:

[(1, 80495552), (2, 40247776), (4, 20123888), (8, 10061944), (16, 5030972), (19, 4236608), (32, 2515486), (38, 2118304), (53, 1518784), (64, 1257743), (76, 1059152), (106, 759392), (152, 529576), (212, 379696), (304, 264788), (424, 189848), (608, 132394), (848, 94924), (1007, 79936), (1216, 66197), (1249, 64448), (1696, 47462), (2014, 39968), (2498, 32224), (3392, 23731), (4028, 19984), (4996, 16112), (8056, 9992)]