78718060

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{571}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 169801632

約数和(自身を除く): 91083572

約数列:

[1, 2, 4, 5, 10, 20, 61, 113, 122, 226, 244, 305, 452, 565, 571, 610, 1130, 1142, 1220, 2260, 2284, 2855, 5710, 6893, 11420, 13786, 27572, 34465, 34831, 64523, 68930, 69662, 129046, 137860, 139324, 174155, 258092, 322615, 348310, 645230, 696620, 1290460, 3935903, 7871806, 15743612, 19679515, 39359030, 78718060]

約数ペア:

[(1, 78718060), (2, 39359030), (4, 19679515), (5, 15743612), (10, 7871806), (20, 3935903), (61, 1290460), (113, 696620), (122, 645230), (226, 348310), (244, 322615), (305, 258092), (452, 174155), (565, 139324), (571, 137860), (610, 129046), (1130, 69662), (1142, 68930), (1220, 64523), (2260, 34831), (2284, 34465), (2855, 27572), (5710, 13786), (6893, 11420)]