67721000

素因数分解:

$2^3\times 5^3\times {\mathrm{241}}^1\times {\mathrm{281}}^1$

素因数の和:543

約数の個数: 64

約数和(自身を含む): 159690960

約数和(自身を除く): 91969960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 241, 250, 281, 482, 500, 562, 964, 1000, 1124, 1205, 1405, 1928, 2248, 2410, 2810, 4820, 5620, 6025, 7025, 9640, 11240, 12050, 14050, 24100, 28100, 30125, 35125, 48200, 56200, 60250, 67721, 70250, 120500, 135442, 140500, 241000, 270884, 281000, 338605, 541768, 677210, 1354420, 1693025, 2708840, 3386050, 6772100, 8465125, 13544200, 16930250, 33860500, 67721000]

約数ペア:

[(1, 67721000), (2, 33860500), (4, 16930250), (5, 13544200), (8, 8465125), (10, 6772100), (20, 3386050), (25, 2708840), (40, 1693025), (50, 1354420), (100, 677210), (125, 541768), (200, 338605), (241, 281000), (250, 270884), (281, 241000), (482, 140500), (500, 135442), (562, 120500), (964, 70250), (1000, 67721), (1124, 60250), (1205, 56200), (1405, 48200), (1928, 35125), (2248, 30125), (2410, 28100), (2810, 24100), (4820, 14050), (5620, 12050), (6025, 11240), (7025, 9640)]