51690730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1391

約数の個数: 64

約数和(自身を含む): 117266688

約数和(自身を除く): 65575958

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 43, 65, 70, 86, 91, 130, 182, 215, 301, 430, 455, 559, 602, 910, 1118, 1321, 1505, 2642, 2795, 3010, 3913, 5590, 6605, 7826, 9247, 13210, 17173, 18494, 19565, 34346, 39130, 46235, 56803, 85865, 92470, 113606, 120211, 171730, 240422, 284015, 397621, 568030, 601055, 738439, 795242, 1202110, 1476878, 1988105, 3692195, 3976210, 5169073, 7384390, 10338146, 25845365, 51690730]

約数ペア:

[(1, 51690730), (2, 25845365), (5, 10338146), (7, 7384390), (10, 5169073), (13, 3976210), (14, 3692195), (26, 1988105), (35, 1476878), (43, 1202110), (65, 795242), (70, 738439), (86, 601055), (91, 568030), (130, 397621), (182, 284015), (215, 240422), (301, 171730), (430, 120211), (455, 113606), (559, 92470), (602, 85865), (910, 56803), (1118, 46235), (1321, 39130), (1505, 34346), (2642, 19565), (2795, 18494), (3010, 17173), (3913, 13210), (5590, 9247), (6605, 7826)]