77179640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1$

素因数の和:792

約数の個数: 64

約数和(自身を含む): 180524160

約数和(自身を除く): 103344520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 61, 94, 122, 188, 235, 244, 305, 376, 470, 488, 610, 673, 940, 1220, 1346, 1880, 2440, 2692, 2867, 3365, 5384, 5734, 6730, 11468, 13460, 14335, 22936, 26920, 28670, 31631, 41053, 57340, 63262, 82106, 114680, 126524, 158155, 164212, 205265, 253048, 316310, 328424, 410530, 632620, 821060, 1265240, 1642120, 1929491, 3858982, 7717964, 9647455, 15435928, 19294910, 38589820, 77179640]

約数ペア:

[(1, 77179640), (2, 38589820), (4, 19294910), (5, 15435928), (8, 9647455), (10, 7717964), (20, 3858982), (40, 1929491), (47, 1642120), (61, 1265240), (94, 821060), (122, 632620), (188, 410530), (235, 328424), (244, 316310), (305, 253048), (376, 205265), (470, 164212), (488, 158155), (610, 126524), (673, 114680), (940, 82106), (1220, 63262), (1346, 57340), (1880, 41053), (2440, 31631), (2692, 28670), (2867, 26920), (3365, 22936), (5384, 14335), (5734, 13460), (6730, 11468)]