53323480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1213}}^1$

素因数の和:1388

約数の個数: 64

約数和(自身を含む): 138104640

約数和(自身を除く): 84781160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1213, 1256, 1570, 2198, 2426, 3140, 4396, 4852, 5495, 6065, 6280, 8491, 8792, 9704, 10990, 12130, 16982, 21980, 24260, 33964, 42455, 43960, 48520, 67928, 84910, 169820, 190441, 339640, 380882, 761764, 952205, 1333087, 1523528, 1904410, 2666174, 3808820, 5332348, 6665435, 7617640, 10664696, 13330870, 26661740, 53323480]

約数ペア:

[(1, 53323480), (2, 26661740), (4, 13330870), (5, 10664696), (7, 7617640), (8, 6665435), (10, 5332348), (14, 3808820), (20, 2666174), (28, 1904410), (35, 1523528), (40, 1333087), (56, 952205), (70, 761764), (140, 380882), (157, 339640), (280, 190441), (314, 169820), (628, 84910), (785, 67928), (1099, 48520), (1213, 43960), (1256, 42455), (1570, 33964), (2198, 24260), (2426, 21980), (3140, 16982), (4396, 12130), (4852, 10990), (5495, 9704), (6065, 8792), (6280, 8491)]