78027900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{1307}}^1$

素因数の和:1523

約数の個数: 72

約数和(自身を含む): 227068800

約数和(自身を除く): 149040900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 199, 300, 398, 597, 796, 995, 1194, 1307, 1990, 2388, 2614, 2985, 3921, 3980, 4975, 5228, 5970, 6535, 7842, 9950, 11940, 13070, 14925, 15684, 19605, 19900, 26140, 29850, 32675, 39210, 59700, 65350, 78420, 98025, 130700, 196050, 260093, 392100, 520186, 780279, 1040372, 1300465, 1560558, 2600930, 3121116, 3901395, 5201860, 6502325, 7802790, 13004650, 15605580, 19506975, 26009300, 39013950, 78027900]

約数ペア:

[(1, 78027900), (2, 39013950), (3, 26009300), (4, 19506975), (5, 15605580), (6, 13004650), (10, 7802790), (12, 6502325), (15, 5201860), (20, 3901395), (25, 3121116), (30, 2600930), (50, 1560558), (60, 1300465), (75, 1040372), (100, 780279), (150, 520186), (199, 392100), (300, 260093), (398, 196050), (597, 130700), (796, 98025), (995, 78420), (1194, 65350), (1307, 59700), (1990, 39210), (2388, 32675), (2614, 29850), (2985, 26140), (3921, 19900), (3980, 19605), (4975, 15684), (5228, 14925), (5970, 13070), (6535, 11940), (7842, 9950)]