71340746420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1\times {\mathrm{631}}^1$

素因数の和:1453

約数の個数: 96

約数和(自身を含む): 153640919040

約数和(自身を除く): 82300172620

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 139, 268, 278, 335, 556, 607, 631, 670, 695, 1214, 1262, 1340, 1390, 2428, 2524, 2780, 3035, 3155, 6070, 6310, 9313, 12140, 12620, 18626, 37252, 40669, 42277, 46565, 81338, 84373, 84554, 87709, 93130, 162676, 168746, 169108, 175418, 186260, 203345, 211385, 337492, 350836, 383017, 406690, 421865, 422770, 438545, 766034, 813380, 843730, 845540, 877090, 1532068, 1687460, 1754180, 1915085, 3830170, 5652991, 5876503, 7660340, 11305982, 11753006, 22611964, 23506012, 25662139, 28264955, 29382515, 51324278, 53239363, 56529910, 58765030, 102648556, 106478726, 113059820, 117530060, 128310695, 212957452, 256621390, 266196815, 513242780, 532393630, 1064787260, 3567037321, 7134074642, 14268149284, 17835186605, 35670373210, 71340746420]

約数ペア:

[(1, 71340746420), (2, 35670373210), (4, 17835186605), (5, 14268149284), (10, 7134074642), (20, 3567037321), (67, 1064787260), (134, 532393630), (139, 513242780), (268, 266196815), (278, 256621390), (335, 212957452), (556, 128310695), (607, 117530060), (631, 113059820), (670, 106478726), (695, 102648556), (1214, 58765030), (1262, 56529910), (1340, 53239363), (1390, 51324278), (2428, 29382515), (2524, 28264955), (2780, 25662139), (3035, 23506012), (3155, 22611964), (6070, 11753006), (6310, 11305982), (9313, 7660340), (12140, 5876503), (12620, 5652991), (18626, 3830170), (37252, 1915085), (40669, 1754180), (42277, 1687460), (46565, 1532068), (81338, 877090), (84373, 845540), (84554, 843730), (87709, 813380), (93130, 766034), (162676, 438545), (168746, 422770), (169108, 421865), (175418, 406690), (186260, 383017), (203345, 350836), (211385, 337492)]