122806190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{983}}^1$

素因数の和:1065

約数の個数: 48

約数和(自身を含む): 246232224

約数和(自身を除く): 123426034

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 961, 983, 1922, 1966, 2015, 4030, 4805, 4915, 9610, 9830, 12493, 12779, 24986, 25558, 30473, 60946, 62465, 63895, 124930, 127790, 152365, 304730, 396149, 792298, 944663, 1889326, 1980745, 3961490, 4723315, 9446630, 12280619, 24561238, 61403095, 122806190]

約数ペア:

[(1, 122806190), (2, 61403095), (5, 24561238), (10, 12280619), (13, 9446630), (26, 4723315), (31, 3961490), (62, 1980745), (65, 1889326), (130, 944663), (155, 792298), (310, 396149), (403, 304730), (806, 152365), (961, 127790), (983, 124930), (1922, 63895), (1966, 62465), (2015, 60946), (4030, 30473), (4805, 25558), (4915, 24986), (9610, 12779), (9830, 12493)]