66408100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{827}}^1$

素因数の和:925

約数の個数: 72

約数和(自身を含む): 159552288

約数和(自身を除く): 93144188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 73, 100, 110, 146, 220, 275, 292, 365, 550, 730, 803, 827, 1100, 1460, 1606, 1654, 1825, 3212, 3308, 3650, 4015, 4135, 7300, 8030, 8270, 9097, 16060, 16540, 18194, 20075, 20675, 36388, 40150, 41350, 45485, 60371, 80300, 82700, 90970, 120742, 181940, 227425, 241484, 301855, 454850, 603710, 664081, 909700, 1207420, 1328162, 1509275, 2656324, 3018550, 3320405, 6037100, 6640810, 13281620, 16602025, 33204050, 66408100]

約数ペア:

[(1, 66408100), (2, 33204050), (4, 16602025), (5, 13281620), (10, 6640810), (11, 6037100), (20, 3320405), (22, 3018550), (25, 2656324), (44, 1509275), (50, 1328162), (55, 1207420), (73, 909700), (100, 664081), (110, 603710), (146, 454850), (220, 301855), (275, 241484), (292, 227425), (365, 181940), (550, 120742), (730, 90970), (803, 82700), (827, 80300), (1100, 60371), (1460, 45485), (1606, 41350), (1654, 40150), (1825, 36388), (3212, 20675), (3308, 20075), (3650, 18194), (4015, 16540), (4135, 16060), (7300, 9097), (8030, 8270)]