20382857495

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{443}}^1$

素因数の和:825

約数の個数: 128

約数和(自身を含む): 34157168640

約数和(自身を除く): 13774311145

約数列:

[1, 5, 7, 11, 13, 29, 35, 55, 65, 77, 91, 143, 145, 203, 317, 319, 377, 385, 443, 455, 715, 1001, 1015, 1585, 1595, 1885, 2215, 2219, 2233, 2639, 3101, 3487, 4121, 4147, 4873, 5005, 5759, 9193, 11095, 11165, 12847, 13195, 15505, 17435, 20605, 20735, 24365, 24409, 28795, 28847, 29029, 34111, 40313, 45331, 45965, 63349, 64235, 64351, 89929, 101123, 119509, 122045, 140431, 141317, 144235, 145145, 167011, 170555, 201565, 226655, 316745, 317317, 321755, 443443, 449645, 505615, 597545, 702155, 706585, 707861, 835055, 836563, 983017, 989219, 1169077, 1314599, 1544741, 1586585, 1825603, 1837121, 2217215, 3539305, 4072499, 4182815, 4915085, 4946095, 5845385, 6572995, 7723705, 9128015, 9185605, 9202193, 10813187, 12779221, 12859847, 20081633, 20362495, 28507493, 44797489, 46010965, 52942487, 54065935, 63896105, 64299235, 100408165, 140571431, 142537465, 223987445, 264712435, 313582423, 370597409, 582367357, 702857155, 1567912115, 1852987045, 2911836785, 4076571499, 20382857495]

約数ペア:

[(1, 20382857495), (5, 4076571499), (7, 2911836785), (11, 1852987045), (13, 1567912115), (29, 702857155), (35, 582367357), (55, 370597409), (65, 313582423), (77, 264712435), (91, 223987445), (143, 142537465), (145, 140571431), (203, 100408165), (317, 64299235), (319, 63896105), (377, 54065935), (385, 52942487), (443, 46010965), (455, 44797489), (715, 28507493), (1001, 20362495), (1015, 20081633), (1585, 12859847), (1595, 12779221), (1885, 10813187), (2215, 9202193), (2219, 9185605), (2233, 9128015), (2639, 7723705), (3101, 6572995), (3487, 5845385), (4121, 4946095), (4147, 4915085), (4873, 4182815), (5005, 4072499), (5759, 3539305), (9193, 2217215), (11095, 1837121), (11165, 1825603), (12847, 1586585), (13195, 1544741), (15505, 1314599), (17435, 1169077), (20605, 989219), (20735, 983017), (24365, 836563), (24409, 835055), (28795, 707861), (28847, 706585), (29029, 702155), (34111, 597545), (40313, 505615), (45331, 449645), (45965, 443443), (63349, 321755), (64235, 317317), (64351, 316745), (89929, 226655), (101123, 201565), (119509, 170555), (122045, 167011), (140431, 145145), (141317, 144235)]