20149086585

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1\times {\mathrm{1789}}^1$

素因数の和:2338

約数の個数: 64

約数和(自身を含む): 33999575040

約数和(自身を除く): 13850488455

約数列:

[1, 3, 5, 15, 31, 53, 93, 155, 159, 265, 457, 465, 795, 1371, 1643, 1789, 2285, 4929, 5367, 6855, 8215, 8945, 14167, 24221, 24645, 26835, 42501, 55459, 70835, 72663, 94817, 121105, 166377, 212505, 277295, 284451, 363315, 474085, 750851, 817573, 831885, 1422255, 2252553, 2452719, 2939327, 3754255, 4087865, 8817981, 11262765, 12263595, 14696635, 25344763, 43331369, 44089905, 76034289, 126723815, 129994107, 216656845, 380171445, 649970535, 1343272439, 4029817317, 6716362195, 20149086585]

約数ペア:

[(1, 20149086585), (3, 6716362195), (5, 4029817317), (15, 1343272439), (31, 649970535), (53, 380171445), (93, 216656845), (155, 129994107), (159, 126723815), (265, 76034289), (457, 44089905), (465, 43331369), (795, 25344763), (1371, 14696635), (1643, 12263595), (1789, 11262765), (2285, 8817981), (4929, 4087865), (5367, 3754255), (6855, 2939327), (8215, 2452719), (8945, 2252553), (14167, 1422255), (24221, 831885), (24645, 817573), (26835, 750851), (42501, 474085), (55459, 363315), (70835, 284451), (72663, 277295), (94817, 212505), (121105, 166377)]