81740178

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1049}}^1$

素因数の和:1113

約数の個数: 80

約数和(自身を含む): 202771800

約数和(自身を除く): 121031622

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 81, 111, 117, 162, 222, 234, 333, 351, 481, 666, 702, 962, 999, 1049, 1053, 1443, 1998, 2098, 2106, 2886, 2997, 3147, 4329, 5994, 6294, 8658, 9441, 12987, 13637, 18882, 25974, 27274, 28323, 38813, 38961, 40911, 56646, 77626, 77922, 81822, 84969, 116439, 122733, 169938, 232878, 245466, 349317, 368199, 504569, 698634, 736398, 1009138, 1047951, 1104597, 1513707, 2095902, 2209194, 3027414, 3143853, 4541121, 6287706, 9082242, 13623363, 27246726, 40870089, 81740178]

約数ペア:

[(1, 81740178), (2, 40870089), (3, 27246726), (6, 13623363), (9, 9082242), (13, 6287706), (18, 4541121), (26, 3143853), (27, 3027414), (37, 2209194), (39, 2095902), (54, 1513707), (74, 1104597), (78, 1047951), (81, 1009138), (111, 736398), (117, 698634), (162, 504569), (222, 368199), (234, 349317), (333, 245466), (351, 232878), (481, 169938), (666, 122733), (702, 116439), (962, 84969), (999, 81822), (1049, 77922), (1053, 77626), (1443, 56646), (1998, 40911), (2098, 38961), (2106, 38813), (2886, 28323), (2997, 27274), (3147, 25974), (4329, 18882), (5994, 13637), (6294, 12987), (8658, 9441)]