31130764

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 64691200

約数和(自身を除く): 33560436

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 151, 199, 259, 302, 398, 518, 604, 796, 1036, 1057, 1393, 2114, 2786, 4228, 5572, 5587, 7363, 11174, 14726, 22348, 29452, 30049, 39109, 51541, 60098, 78218, 103082, 120196, 156436, 206164, 210343, 420686, 841372, 1111813, 2223626, 4447252, 7782691, 15565382, 31130764]

約数ペア:

[(1, 31130764), (2, 15565382), (4, 7782691), (7, 4447252), (14, 2223626), (28, 1111813), (37, 841372), (74, 420686), (148, 210343), (151, 206164), (199, 156436), (259, 120196), (302, 103082), (398, 78218), (518, 60098), (604, 51541), (796, 39109), (1036, 30049), (1057, 29452), (1393, 22348), (2114, 14726), (2786, 11174), (4228, 7363), (5572, 5587)]