90950080

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21863}}^1$

素因数の和:21893

約数の個数: 56

約数和(自身を含む): 233245152

約数和(自身を除く): 142295072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 21863, 43726, 87452, 109315, 174904, 218630, 284219, 349808, 437260, 568438, 699616, 874520, 1136876, 1399232, 1421095, 1749040, 2273752, 2842190, 3498080, 4547504, 5684380, 6996160, 9095008, 11368760, 18190016, 22737520, 45475040, 90950080]

約数ペア:

[(1, 90950080), (2, 45475040), (4, 22737520), (5, 18190016), (8, 11368760), (10, 9095008), (13, 6996160), (16, 5684380), (20, 4547504), (26, 3498080), (32, 2842190), (40, 2273752), (52, 1749040), (64, 1421095), (65, 1399232), (80, 1136876), (104, 874520), (130, 699616), (160, 568438), (208, 437260), (260, 349808), (320, 284219), (416, 218630), (520, 174904), (832, 109315), (1040, 87452), (2080, 43726), (4160, 21863)]