80180820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{148483}}^1$

素因数の和:148501

約数の個数: 48

約数和(自身を含む): 249453120

約数和(自身を除く): 169272300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 148483, 296966, 445449, 593932, 742415, 890898, 1336347, 1484830, 1781796, 2227245, 2672694, 2969660, 4009041, 4454490, 5345388, 6681735, 8018082, 8908980, 13363470, 16036164, 20045205, 26726940, 40090410, 80180820]

約数ペア:

[(1, 80180820), (2, 40090410), (3, 26726940), (4, 20045205), (5, 16036164), (6, 13363470), (9, 8908980), (10, 8018082), (12, 6681735), (15, 5345388), (18, 4454490), (20, 4009041), (27, 2969660), (30, 2672694), (36, 2227245), (45, 1781796), (54, 1484830), (60, 1336347), (90, 890898), (108, 742415), (135, 593932), (180, 445449), (270, 296966), (540, 148483)]