20803125310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{37309}}^1$

素因数の和:37501

約数の個数: 64

約数和(自身を含む): 42261186240

約数和(自身を除く): 21458060930

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 137, 185, 274, 370, 407, 685, 814, 1370, 1507, 2035, 3014, 4070, 5069, 7535, 10138, 15070, 25345, 37309, 50690, 55759, 74618, 111518, 186545, 278795, 373090, 410399, 557590, 820798, 1380433, 2051995, 2760866, 4103990, 5111333, 6902165, 10222666, 13804330, 15184763, 25556665, 30369526, 51113330, 56224663, 75923815, 112449326, 151847630, 189119321, 281123315, 378238642, 562246630, 945596605, 1891193210, 2080312531, 4160625062, 10401562655, 20803125310]

約数ペア:

[(1, 20803125310), (2, 10401562655), (5, 4160625062), (10, 2080312531), (11, 1891193210), (22, 945596605), (37, 562246630), (55, 378238642), (74, 281123315), (110, 189119321), (137, 151847630), (185, 112449326), (274, 75923815), (370, 56224663), (407, 51113330), (685, 30369526), (814, 25556665), (1370, 15184763), (1507, 13804330), (2035, 10222666), (3014, 6902165), (4070, 5111333), (5069, 4103990), (7535, 2760866), (10138, 2051995), (15070, 1380433), (25345, 820798), (37309, 557590), (50690, 410399), (55759, 373090), (74618, 278795), (111518, 186545)]