90979720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7607}}^1$

素因数の和:7654

約数の個数: 64

約数和(自身を含む): 230065920

約数和(自身を除く): 139086200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2990, 5980, 7607, 11960, 15214, 30428, 38035, 60856, 76070, 98891, 152140, 174961, 197782, 304280, 349922, 395564, 494455, 699844, 791128, 874805, 988910, 1399688, 1749610, 1977820, 2274493, 3499220, 3955640, 4548986, 6998440, 9097972, 11372465, 18195944, 22744930, 45489860, 90979720]

約数ペア:

[(1, 90979720), (2, 45489860), (4, 22744930), (5, 18195944), (8, 11372465), (10, 9097972), (13, 6998440), (20, 4548986), (23, 3955640), (26, 3499220), (40, 2274493), (46, 1977820), (52, 1749610), (65, 1399688), (92, 988910), (104, 874805), (115, 791128), (130, 699844), (184, 494455), (230, 395564), (260, 349922), (299, 304280), (460, 197782), (520, 174961), (598, 152140), (920, 98891), (1196, 76070), (1495, 60856), (2392, 38035), (2990, 30428), (5980, 15214), (7607, 11960)]