52806640660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1637}}^1\times {\mathrm{5581}}^1$

素因数の和:7261

約数の個数: 72

約数和(自身を含む): 117893916504

約数和(自身を除く): 65087275844

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 1637, 2890, 3274, 5581, 5780, 6548, 8185, 11162, 16370, 22324, 27829, 27905, 32740, 55658, 55810, 94877, 111316, 111620, 139145, 189754, 278290, 379508, 473093, 474385, 556580, 946186, 948770, 1612909, 1892372, 1897540, 2365465, 3225818, 4730930, 6451636, 8064545, 9136097, 9461860, 16129090, 18272194, 32258180, 36544388, 45680485, 91360970, 155313649, 182721940, 310627298, 621254596, 776568245, 1553136490, 2640332033, 3106272980, 5280664066, 10561328132, 13201660165, 26403320330, 52806640660]

約数ペア:

[(1, 52806640660), (2, 26403320330), (4, 13201660165), (5, 10561328132), (10, 5280664066), (17, 3106272980), (20, 2640332033), (34, 1553136490), (68, 776568245), (85, 621254596), (170, 310627298), (289, 182721940), (340, 155313649), (578, 91360970), (1156, 45680485), (1445, 36544388), (1637, 32258180), (2890, 18272194), (3274, 16129090), (5581, 9461860), (5780, 9136097), (6548, 8064545), (8185, 6451636), (11162, 4730930), (16370, 3225818), (22324, 2365465), (27829, 1897540), (27905, 1892372), (32740, 1612909), (55658, 948770), (55810, 946186), (94877, 556580), (111316, 474385), (111620, 473093), (139145, 379508), (189754, 278290)]