64760020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1069}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 147223440

約数和(自身を除く): 82463420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 233, 260, 466, 932, 1069, 1165, 2138, 2330, 3029, 4276, 4660, 5345, 6058, 10690, 12116, 13897, 15145, 21380, 27794, 30290, 55588, 60580, 69485, 138970, 249077, 277940, 498154, 996308, 1245385, 2490770, 3238001, 4981540, 6476002, 12952004, 16190005, 32380010, 64760020]

約数ペア:

[(1, 64760020), (2, 32380010), (4, 16190005), (5, 12952004), (10, 6476002), (13, 4981540), (20, 3238001), (26, 2490770), (52, 1245385), (65, 996308), (130, 498154), (233, 277940), (260, 249077), (466, 138970), (932, 69485), (1069, 60580), (1165, 55588), (2138, 30290), (2330, 27794), (3029, 21380), (4276, 15145), (4660, 13897), (5345, 12116), (6058, 10690)]