85551760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{673}}^1$

素因数の和:920

約数の個数: 80

約数和(自身を含む): 228663936

約数和(自身を除く): 143112176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 227, 280, 454, 560, 673, 908, 1135, 1346, 1589, 1816, 2270, 2692, 3178, 3365, 3632, 4540, 4711, 5384, 6356, 6730, 7945, 9080, 9422, 10768, 12712, 13460, 15890, 18160, 18844, 23555, 25424, 26920, 31780, 37688, 47110, 53840, 63560, 75376, 94220, 127120, 152771, 188440, 305542, 376880, 611084, 763855, 1069397, 1222168, 1527710, 2138794, 2444336, 3055420, 4277588, 5346985, 6110840, 8555176, 10693970, 12221680, 17110352, 21387940, 42775880, 85551760]

約数ペア:

[(1, 85551760), (2, 42775880), (4, 21387940), (5, 17110352), (7, 12221680), (8, 10693970), (10, 8555176), (14, 6110840), (16, 5346985), (20, 4277588), (28, 3055420), (35, 2444336), (40, 2138794), (56, 1527710), (70, 1222168), (80, 1069397), (112, 763855), (140, 611084), (227, 376880), (280, 305542), (454, 188440), (560, 152771), (673, 127120), (908, 94220), (1135, 75376), (1346, 63560), (1589, 53840), (1816, 47110), (2270, 37688), (2692, 31780), (3178, 26920), (3365, 25424), (3632, 23555), (4540, 18844), (4711, 18160), (5384, 15890), (6356, 13460), (6730, 12712), (7945, 10768), (9080, 9422)]