64879760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73727}}^1$

素因数の和:73751

約数の個数: 40

約数和(自身を含む): 164560896

約数和(自身を除く): 99681136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 73727, 147454, 294908, 368635, 589816, 737270, 810997, 1179632, 1474540, 1621994, 2949080, 3243988, 4054985, 5898160, 6487976, 8109970, 12975952, 16219940, 32439880, 64879760]

約数ペア:

[(1, 64879760), (2, 32439880), (4, 16219940), (5, 12975952), (8, 8109970), (10, 6487976), (11, 5898160), (16, 4054985), (20, 3243988), (22, 2949080), (40, 1621994), (44, 1474540), (55, 1179632), (80, 810997), (88, 737270), (110, 589816), (176, 368635), (220, 294908), (440, 147454), (880, 73727)]