83012720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{547}}^1$

素因数の和:838

約数の個数: 80

約数和(自身を含む): 221795328

約数和(自身を除く): 138782608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 271, 280, 542, 547, 560, 1084, 1094, 1355, 1897, 2168, 2188, 2710, 2735, 3794, 3829, 4336, 4376, 5420, 5470, 7588, 7658, 8752, 9485, 10840, 10940, 15176, 15316, 18970, 19145, 21680, 21880, 30352, 30632, 37940, 38290, 43760, 61264, 75880, 76580, 148237, 151760, 153160, 296474, 306320, 592948, 741185, 1037659, 1185896, 1482370, 2075318, 2371792, 2964740, 4150636, 5188295, 5929480, 8301272, 10376590, 11858960, 16602544, 20753180, 41506360, 83012720]

約数ペア:

[(1, 83012720), (2, 41506360), (4, 20753180), (5, 16602544), (7, 11858960), (8, 10376590), (10, 8301272), (14, 5929480), (16, 5188295), (20, 4150636), (28, 2964740), (35, 2371792), (40, 2075318), (56, 1482370), (70, 1185896), (80, 1037659), (112, 741185), (140, 592948), (271, 306320), (280, 296474), (542, 153160), (547, 151760), (560, 148237), (1084, 76580), (1094, 75880), (1355, 61264), (1897, 43760), (2168, 38290), (2188, 37940), (2710, 30632), (2735, 30352), (3794, 21880), (3829, 21680), (4336, 19145), (4376, 18970), (5420, 15316), (5470, 15176), (7588, 10940), (7658, 10840), (8752, 9485)]