64646360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{85061}}^1$

素因数の和:85091

約数の個数: 32

約数和(自身を含む): 153111600

約数和(自身を除く): 88465240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 85061, 170122, 340244, 425305, 680488, 850610, 1616159, 1701220, 3232318, 3402440, 6464636, 8080795, 12929272, 16161590, 32323180, 64646360]

約数ペア:

[(1, 64646360), (2, 32323180), (4, 16161590), (5, 12929272), (8, 8080795), (10, 6464636), (19, 3402440), (20, 3232318), (38, 1701220), (40, 1616159), (76, 850610), (95, 680488), (152, 425305), (190, 340244), (380, 170122), (760, 85061)]