64423984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3163}}^1$

素因数の和:3257

約数の個数: 40

約数和(自身を含む): 133394240

約数和(自身を除く): 68970256

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 1072, 1273, 2546, 3163, 5092, 6326, 10184, 12652, 20368, 25304, 50608, 60097, 120194, 211921, 240388, 423842, 480776, 847684, 961552, 1695368, 3390736, 4026499, 8052998, 16105996, 32211992, 64423984]

約数ペア:

[(1, 64423984), (2, 32211992), (4, 16105996), (8, 8052998), (16, 4026499), (19, 3390736), (38, 1695368), (67, 961552), (76, 847684), (134, 480776), (152, 423842), (268, 240388), (304, 211921), (536, 120194), (1072, 60097), (1273, 50608), (2546, 25304), (3163, 20368), (5092, 12652), (6326, 10184)]