70668728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{39971}}^1$

素因数の和:40007

約数の個数: 32

約数和(自身を含む): 151094160

約数和(自身を除く): 80425432

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 39971, 79942, 159884, 319768, 519623, 679507, 1039246, 1359014, 2078492, 2718028, 4156984, 5436056, 8833591, 17667182, 35334364, 70668728]

約数ペア:

[(1, 70668728), (2, 35334364), (4, 17667182), (8, 8833591), (13, 5436056), (17, 4156984), (26, 2718028), (34, 2078492), (52, 1359014), (68, 1039246), (104, 679507), (136, 519623), (221, 319768), (442, 159884), (884, 79942), (1768, 39971)]