68746540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{751}}^1$

素因数の和:982

約数の個数: 48

約数和(自身を含む): 151603200

約数和(自身を除く): 82856660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 199, 230, 398, 460, 751, 796, 995, 1502, 1990, 3004, 3755, 3980, 4577, 7510, 9154, 15020, 17273, 18308, 22885, 34546, 45770, 69092, 86365, 91540, 149449, 172730, 298898, 345460, 597796, 747245, 1494490, 2988980, 3437327, 6874654, 13749308, 17186635, 34373270, 68746540]

約数ペア:

[(1, 68746540), (2, 34373270), (4, 17186635), (5, 13749308), (10, 6874654), (20, 3437327), (23, 2988980), (46, 1494490), (92, 747245), (115, 597796), (199, 345460), (230, 298898), (398, 172730), (460, 149449), (751, 91540), (796, 86365), (995, 69092), (1502, 45770), (1990, 34546), (3004, 22885), (3755, 18308), (3980, 17273), (4577, 15020), (7510, 9154)]