78850160

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3637}}^1$

素因数の和:3921

約数の個数: 40

約数和(自身を含む): 184053696

約数和(自身を除く): 105203536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 3637, 4336, 5420, 7274, 10840, 14548, 18185, 21680, 29096, 36370, 58192, 72740, 145480, 290960, 985627, 1971254, 3942508, 4928135, 7885016, 9856270, 15770032, 19712540, 39425080, 78850160]

約数ペア:

[(1, 78850160), (2, 39425080), (4, 19712540), (5, 15770032), (8, 9856270), (10, 7885016), (16, 4928135), (20, 3942508), (40, 1971254), (80, 985627), (271, 290960), (542, 145480), (1084, 72740), (1355, 58192), (2168, 36370), (2710, 29096), (3637, 21680), (4336, 18185), (5420, 14548), (7274, 10840)]