90376730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{1163}}^1$

素因数の和:1598

約数の個数: 32

約数和(自身を含む): 171806400

約数和(自身を除く): 81429670

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 409, 818, 1163, 2045, 2326, 4090, 5815, 7771, 11630, 15542, 22097, 38855, 44194, 77710, 110485, 220970, 475667, 951334, 2378335, 4756670, 9037673, 18075346, 45188365, 90376730]

約数ペア:

[(1, 90376730), (2, 45188365), (5, 18075346), (10, 9037673), (19, 4756670), (38, 2378335), (95, 951334), (190, 475667), (409, 220970), (818, 110485), (1163, 77710), (2045, 44194), (2326, 38855), (4090, 22097), (5815, 15542), (7771, 11630)]