64977760

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17657}}^1$

素因数の和:17695

約数の個数: 48

約数和(自身を含む): 160193376

約数和(自身を除く): 95215616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 17657, 35314, 70628, 88285, 141256, 176570, 282512, 353140, 406111, 565024, 706280, 812222, 1412560, 1624444, 2030555, 2825120, 3248888, 4061110, 6497776, 8122220, 12995552, 16244440, 32488880, 64977760]

約数ペア:

[(1, 64977760), (2, 32488880), (4, 16244440), (5, 12995552), (8, 8122220), (10, 6497776), (16, 4061110), (20, 3248888), (23, 2825120), (32, 2030555), (40, 1624444), (46, 1412560), (80, 812222), (92, 706280), (115, 565024), (160, 406111), (184, 353140), (230, 282512), (368, 176570), (460, 141256), (736, 88285), (920, 70628), (1840, 35314), (3680, 17657)]