15508726280

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1153}}^1\times {\mathrm{2063}}^1$

素因数の和:3390

約数の個数: 64

約数和(自身を含む): 35156194560

約数和(自身を除く): 19647468280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1153, 1304, 1630, 2063, 2306, 3260, 4126, 4612, 5765, 6520, 8252, 9224, 10315, 11530, 16504, 20630, 23060, 41260, 46120, 82520, 187939, 336269, 375878, 672538, 751756, 939695, 1345076, 1503512, 1681345, 1879390, 2378639, 2690152, 3362690, 3758780, 4757278, 6725380, 7517560, 9514556, 11893195, 13450760, 19029112, 23786390, 47572780, 95145560, 387718157, 775436314, 1550872628, 1938590785, 3101745256, 3877181570, 7754363140, 15508726280]

約数ペア:

[(1, 15508726280), (2, 7754363140), (4, 3877181570), (5, 3101745256), (8, 1938590785), (10, 1550872628), (20, 775436314), (40, 387718157), (163, 95145560), (326, 47572780), (652, 23786390), (815, 19029112), (1153, 13450760), (1304, 11893195), (1630, 9514556), (2063, 7517560), (2306, 6725380), (3260, 4757278), (4126, 3758780), (4612, 3362690), (5765, 2690152), (6520, 2378639), (8252, 1879390), (9224, 1681345), (10315, 1503512), (11530, 1345076), (16504, 939695), (20630, 751756), (23060, 672538), (41260, 375878), (46120, 336269), (82520, 187939)]