76472920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 177772320

約数和(自身を除く): 101299400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 173, 215, 257, 344, 346, 430, 514, 692, 860, 865, 1028, 1285, 1384, 1720, 1730, 2056, 2570, 3460, 5140, 6920, 7439, 10280, 11051, 14878, 22102, 29756, 37195, 44204, 44461, 55255, 59512, 74390, 88408, 88922, 110510, 148780, 177844, 221020, 222305, 297560, 355688, 442040, 444610, 889220, 1778440, 1911823, 3823646, 7647292, 9559115, 15294584, 19118230, 38236460, 76472920]

約数ペア:

[(1, 76472920), (2, 38236460), (4, 19118230), (5, 15294584), (8, 9559115), (10, 7647292), (20, 3823646), (40, 1911823), (43, 1778440), (86, 889220), (172, 444610), (173, 442040), (215, 355688), (257, 297560), (344, 222305), (346, 221020), (430, 177844), (514, 148780), (692, 110510), (860, 88922), (865, 88408), (1028, 74390), (1285, 59512), (1384, 55255), (1720, 44461), (1730, 44204), (2056, 37195), (2570, 29756), (3460, 22102), (5140, 14878), (6920, 11051), (7439, 10280)]