80984955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{1229}}^1$

素因数の和:1451

約数の個数: 32

約数和(自身を含む): 136028160

約数和(自身を除く): 55043205

約数列:

[1, 3, 5, 15, 23, 69, 115, 191, 345, 573, 955, 1229, 2865, 3687, 4393, 6145, 13179, 18435, 21965, 28267, 65895, 84801, 141335, 234739, 424005, 704217, 1173695, 3521085, 5398997, 16196991, 26994985, 80984955]

約数ペア:

[(1, 80984955), (3, 26994985), (5, 16196991), (15, 5398997), (23, 3521085), (69, 1173695), (115, 704217), (191, 424005), (345, 234739), (573, 141335), (955, 84801), (1229, 65895), (2865, 28267), (3687, 21965), (4393, 18435), (6145, 13179)]