68200990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1357

約数の個数: 64

約数和(自身を含む): 148236480

約数和(自身を除く): 80035490

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 110, 130, 143, 185, 286, 370, 407, 481, 715, 814, 962, 1289, 1430, 2035, 2405, 2578, 4070, 4810, 5291, 6445, 10582, 12890, 14179, 16757, 26455, 28358, 33514, 47693, 52910, 70895, 83785, 95386, 141790, 167570, 184327, 238465, 368654, 476930, 524623, 620009, 921635, 1049246, 1240018, 1843270, 2623115, 3100045, 5246230, 6200090, 6820099, 13640198, 34100495, 68200990]

約数ペア:

[(1, 68200990), (2, 34100495), (5, 13640198), (10, 6820099), (11, 6200090), (13, 5246230), (22, 3100045), (26, 2623115), (37, 1843270), (55, 1240018), (65, 1049246), (74, 921635), (110, 620009), (130, 524623), (143, 476930), (185, 368654), (286, 238465), (370, 184327), (407, 167570), (481, 141790), (715, 95386), (814, 83785), (962, 70895), (1289, 52910), (1430, 47693), (2035, 33514), (2405, 28358), (2578, 26455), (4070, 16757), (4810, 14179), (5291, 12890), (6445, 10582)]