80736896

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{20347}}^1$

素因数の和:20392

約数の個数: 32

約数和(自身を含む): 166039680

約数和(自身を除く): 85302784

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 20347, 40694, 81388, 162776, 325552, 630757, 651104, 1261514, 1302208, 2523028, 2604416, 5046056, 10092112, 20184224, 40368448, 80736896]

約数ペア:

[(1, 80736896), (2, 40368448), (4, 20184224), (8, 10092112), (16, 5046056), (31, 2604416), (32, 2523028), (62, 1302208), (64, 1261514), (124, 651104), (128, 630757), (248, 325552), (496, 162776), (992, 81388), (1984, 40694), (3968, 20347)]