90388795

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 139392000

約数和(自身を除く): 49003205

約数列:

[1, 5, 7, 19, 29, 35, 43, 95, 109, 133, 145, 203, 215, 301, 545, 551, 665, 763, 817, 1015, 1247, 1505, 2071, 2755, 3161, 3815, 3857, 4085, 4687, 5719, 6235, 8729, 10355, 14497, 15805, 19285, 22127, 23435, 23693, 28595, 32809, 43645, 60059, 72485, 89053, 110635, 118465, 135923, 164045, 165851, 300295, 420413, 445265, 623371, 679615, 829255, 951461, 2102065, 2582537, 3116855, 4757305, 12912685, 18077759, 90388795]

約数ペア:

[(1, 90388795), (5, 18077759), (7, 12912685), (19, 4757305), (29, 3116855), (35, 2582537), (43, 2102065), (95, 951461), (109, 829255), (133, 679615), (145, 623371), (203, 445265), (215, 420413), (301, 300295), (545, 165851), (551, 164045), (665, 135923), (763, 118465), (817, 110635), (1015, 89053), (1247, 72485), (1505, 60059), (2071, 43645), (2755, 32809), (3161, 28595), (3815, 23693), (3857, 23435), (4085, 22127), (4687, 19285), (5719, 15805), (6235, 14497), (8729, 10355)]