71369870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1781

約数の個数: 64

約数和(自身を含む): 156219840

約数和(自身を除く): 84849970

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 29, 55, 58, 65, 110, 130, 143, 145, 286, 290, 319, 377, 638, 715, 754, 1430, 1595, 1721, 1885, 3190, 3442, 3770, 4147, 8294, 8605, 17210, 18931, 20735, 22373, 37862, 41470, 44746, 49909, 94655, 99818, 111865, 189310, 223730, 246103, 249545, 492206, 499090, 548999, 648817, 1097998, 1230515, 1297634, 2461030, 2744995, 3244085, 5489990, 6488170, 7136987, 14273974, 35684935, 71369870]

約数ペア:

[(1, 71369870), (2, 35684935), (5, 14273974), (10, 7136987), (11, 6488170), (13, 5489990), (22, 3244085), (26, 2744995), (29, 2461030), (55, 1297634), (58, 1230515), (65, 1097998), (110, 648817), (130, 548999), (143, 499090), (145, 492206), (286, 249545), (290, 246103), (319, 223730), (377, 189310), (638, 111865), (715, 99818), (754, 94655), (1430, 49909), (1595, 44746), (1721, 41470), (1885, 37862), (3190, 22373), (3442, 20735), (3770, 18931), (4147, 17210), (8294, 8605)]