80943952

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1787}}^1$

素因数の和:1963

約数の個数: 40

約数和(自身を含む): 166284000

約数和(自身を除く): 85340048

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 149, 152, 298, 304, 596, 1192, 1787, 2384, 2831, 3574, 5662, 7148, 11324, 14296, 22648, 28592, 33953, 45296, 67906, 135812, 266263, 271624, 532526, 543248, 1065052, 2130104, 4260208, 5058997, 10117994, 20235988, 40471976, 80943952]

約数ペア:

[(1, 80943952), (2, 40471976), (4, 20235988), (8, 10117994), (16, 5058997), (19, 4260208), (38, 2130104), (76, 1065052), (149, 543248), (152, 532526), (298, 271624), (304, 266263), (596, 135812), (1192, 67906), (1787, 45296), (2384, 33953), (2831, 28592), (3574, 22648), (5662, 14296), (7148, 11324)]