320433205

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 410370048

約数和(自身を除く): 89936843

約数列:

[1, 5, 31, 43, 131, 155, 215, 367, 655, 1333, 1835, 4061, 5633, 6665, 11377, 15781, 20305, 28165, 48077, 56885, 78905, 174623, 240385, 489211, 873115, 1490387, 2067311, 2446055, 7451935, 10336555, 64086641, 320433205]

約数ペア:

[(1, 320433205), (5, 64086641), (31, 10336555), (43, 7451935), (131, 2446055), (155, 2067311), (215, 1490387), (367, 873115), (655, 489211), (1333, 240385), (1835, 174623), (4061, 78905), (5633, 56885), (6665, 48077), (11377, 28165), (15781, 20305)]