64453740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82633}}^1$

素因数の和:82658

約数の個数: 48

約数和(自身を含む): 194355168

約数和(自身を除く): 129901428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 82633, 165266, 247899, 330532, 413165, 495798, 826330, 991596, 1074229, 1239495, 1652660, 2148458, 2478990, 3222687, 4296916, 4957980, 5371145, 6445374, 10742290, 12890748, 16113435, 21484580, 32226870, 64453740]

約数ペア:

[(1, 64453740), (2, 32226870), (3, 21484580), (4, 16113435), (5, 12890748), (6, 10742290), (10, 6445374), (12, 5371145), (13, 4957980), (15, 4296916), (20, 3222687), (26, 2478990), (30, 2148458), (39, 1652660), (52, 1239495), (60, 1074229), (65, 991596), (78, 826330), (130, 495798), (156, 413165), (195, 330532), (260, 247899), (390, 165266), (780, 82633)]