65356960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21499}}^1$

素因数の和:21533

約数の個数: 48

約数和(自身を含む): 162540000

約数和(自身を除く): 97183040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 21499, 42998, 85996, 107495, 171992, 214990, 343984, 408481, 429980, 687968, 816962, 859960, 1633924, 1719920, 2042405, 3267848, 3439840, 4084810, 6535696, 8169620, 13071392, 16339240, 32678480, 65356960]

約数ペア:

[(1, 65356960), (2, 32678480), (4, 16339240), (5, 13071392), (8, 8169620), (10, 6535696), (16, 4084810), (19, 3439840), (20, 3267848), (32, 2042405), (38, 1719920), (40, 1633924), (76, 859960), (80, 816962), (95, 687968), (152, 429980), (160, 408481), (190, 343984), (304, 214990), (380, 171992), (608, 107495), (760, 85996), (1520, 42998), (3040, 21499)]