89109280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42841}}^1$

素因数の和:42869

約数の個数: 48

約数和(自身を含む): 226719864

約数和(自身を除く): 137610584

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 42841, 85682, 171364, 214205, 342728, 428410, 556933, 685456, 856820, 1113866, 1370912, 1713640, 2227732, 2784665, 3427280, 4455464, 5569330, 6854560, 8910928, 11138660, 17821856, 22277320, 44554640, 89109280]

約数ペア:

[(1, 89109280), (2, 44554640), (4, 22277320), (5, 17821856), (8, 11138660), (10, 8910928), (13, 6854560), (16, 5569330), (20, 4455464), (26, 3427280), (32, 2784665), (40, 2227732), (52, 1713640), (65, 1370912), (80, 1113866), (104, 856820), (130, 685456), (160, 556933), (208, 428410), (260, 342728), (416, 214205), (520, 171364), (1040, 85682), (2080, 42841)]