132338980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{811}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 286473600

約数和(自身を除く): 154134620

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 199, 205, 398, 410, 796, 811, 820, 995, 1622, 1990, 3244, 3980, 4055, 8110, 8159, 16220, 16318, 32636, 33251, 40795, 66502, 81590, 133004, 161389, 163180, 166255, 322778, 332510, 645556, 665020, 806945, 1613890, 3227780, 6616949, 13233898, 26467796, 33084745, 66169490, 132338980]

約数ペア:

[(1, 132338980), (2, 66169490), (4, 33084745), (5, 26467796), (10, 13233898), (20, 6616949), (41, 3227780), (82, 1613890), (164, 806945), (199, 665020), (205, 645556), (398, 332510), (410, 322778), (796, 166255), (811, 163180), (820, 161389), (995, 133004), (1622, 81590), (1990, 66502), (3244, 40795), (3980, 33251), (4055, 32636), (8110, 16318), (8159, 16220)]