80178900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{3989}}^1$

素因数の和:4073

約数の個数: 72

約数和(自身を含む): 235505760

約数和(自身を除く): 155326860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 67, 75, 100, 134, 150, 201, 268, 300, 335, 402, 670, 804, 1005, 1340, 1675, 2010, 3350, 3989, 4020, 5025, 6700, 7978, 10050, 11967, 15956, 19945, 20100, 23934, 39890, 47868, 59835, 79780, 99725, 119670, 199450, 239340, 267263, 299175, 398900, 534526, 598350, 801789, 1069052, 1196700, 1336315, 1603578, 2672630, 3207156, 4008945, 5345260, 6681575, 8017890, 13363150, 16035780, 20044725, 26726300, 40089450, 80178900]

約数ペア:

[(1, 80178900), (2, 40089450), (3, 26726300), (4, 20044725), (5, 16035780), (6, 13363150), (10, 8017890), (12, 6681575), (15, 5345260), (20, 4008945), (25, 3207156), (30, 2672630), (50, 1603578), (60, 1336315), (67, 1196700), (75, 1069052), (100, 801789), (134, 598350), (150, 534526), (201, 398900), (268, 299175), (300, 267263), (335, 239340), (402, 199450), (670, 119670), (804, 99725), (1005, 79780), (1340, 59835), (1675, 47868), (2010, 39890), (3350, 23934), (3989, 20100), (4020, 19945), (5025, 15956), (6700, 11967), (7978, 10050)]