77647984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1567}}^1$

素因数の和:1757

約数の個数: 40

約数和(自身を含む): 159434240

約数和(自身を除く): 81786256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 163, 304, 326, 652, 1304, 1567, 2608, 3097, 3134, 6194, 6268, 12388, 12536, 24776, 25072, 29773, 49552, 59546, 119092, 238184, 255421, 476368, 510842, 1021684, 2043368, 4086736, 4852999, 9705998, 19411996, 38823992, 77647984]

約数ペア:

[(1, 77647984), (2, 38823992), (4, 19411996), (8, 9705998), (16, 4852999), (19, 4086736), (38, 2043368), (76, 1021684), (152, 510842), (163, 476368), (304, 255421), (326, 238184), (652, 119092), (1304, 59546), (1567, 49552), (2608, 29773), (3097, 25072), (3134, 24776), (6194, 12536), (6268, 12388)]