71494384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20219}}^1$

素因数の和:20257

約数の個数: 40

約数和(自身を含む): 157958640

約数和(自身を除く): 86464256

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 20219, 40438, 80876, 161752, 262847, 323504, 343723, 525694, 687446, 1051388, 1374892, 2102776, 2749784, 4205552, 4468399, 5499568, 8936798, 17873596, 35747192, 71494384]

約数ペア:

[(1, 71494384), (2, 35747192), (4, 17873596), (8, 8936798), (13, 5499568), (16, 4468399), (17, 4205552), (26, 2749784), (34, 2102776), (52, 1374892), (68, 1051388), (104, 687446), (136, 525694), (208, 343723), (221, 323504), (272, 262847), (442, 161752), (884, 80876), (1768, 40438), (3536, 20219)]