68527720

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{15161}}^1$

素因数の和:15285

約数の個数: 32

約数和(自身を含む): 155562120

約数和(自身を除く): 87034400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 15161, 30322, 60644, 75805, 121288, 151610, 303220, 606440, 1713193, 3426386, 6852772, 8565965, 13705544, 17131930, 34263860, 68527720]

約数ペア:

[(1, 68527720), (2, 34263860), (4, 17131930), (5, 13705544), (8, 8565965), (10, 6852772), (20, 3426386), (40, 1713193), (113, 606440), (226, 303220), (452, 151610), (565, 121288), (904, 75805), (1130, 60644), (2260, 30322), (4520, 15161)]