80125020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1607}}^1$

素因数の和:1899

約数の個数: 72

約数和(自身を含む): 244075104

約数和(自身を除く): 163950084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 277, 554, 831, 1108, 1385, 1607, 1662, 2493, 2770, 3214, 3324, 4155, 4821, 4986, 5540, 6428, 8035, 8310, 9642, 9972, 12465, 14463, 16070, 16620, 19284, 24105, 24930, 28926, 32140, 48210, 49860, 57852, 72315, 96420, 144630, 289260, 445139, 890278, 1335417, 1780556, 2225695, 2670834, 4006251, 4451390, 5341668, 6677085, 8012502, 8902780, 13354170, 16025004, 20031255, 26708340, 40062510, 80125020]

約数ペア:

[(1, 80125020), (2, 40062510), (3, 26708340), (4, 20031255), (5, 16025004), (6, 13354170), (9, 8902780), (10, 8012502), (12, 6677085), (15, 5341668), (18, 4451390), (20, 4006251), (30, 2670834), (36, 2225695), (45, 1780556), (60, 1335417), (90, 890278), (180, 445139), (277, 289260), (554, 144630), (831, 96420), (1108, 72315), (1385, 57852), (1607, 49860), (1662, 48210), (2493, 32140), (2770, 28926), (3214, 24930), (3324, 24105), (4155, 19284), (4821, 16620), (4986, 16070), (5540, 14463), (6428, 12465), (8035, 9972), (8310, 9642)]