66739712

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 80

約数和(自身を含む): 148032192

約数和(自身を除く): 81292480

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 208, 256, 271, 296, 416, 481, 512, 542, 592, 832, 962, 1084, 1184, 1664, 1924, 2168, 2368, 3328, 3523, 3848, 4336, 4736, 6656, 7046, 7696, 8672, 9472, 10027, 14092, 15392, 17344, 18944, 20054, 28184, 30784, 34688, 40108, 56368, 61568, 69376, 80216, 112736, 123136, 130351, 138752, 160432, 225472, 246272, 260702, 320864, 450944, 521404, 641728, 901888, 1042808, 1283456, 1803776, 2085616, 2566912, 4171232, 5133824, 8342464, 16684928, 33369856, 66739712]

約数ペア:

[(1, 66739712), (2, 33369856), (4, 16684928), (8, 8342464), (13, 5133824), (16, 4171232), (26, 2566912), (32, 2085616), (37, 1803776), (52, 1283456), (64, 1042808), (74, 901888), (104, 641728), (128, 521404), (148, 450944), (208, 320864), (256, 260702), (271, 246272), (296, 225472), (416, 160432), (481, 138752), (512, 130351), (542, 123136), (592, 112736), (832, 80216), (962, 69376), (1084, 61568), (1184, 56368), (1664, 40108), (1924, 34688), (2168, 30784), (2368, 28184), (3328, 20054), (3523, 18944), (3848, 17344), (4336, 15392), (4736, 14092), (6656, 10027), (7046, 9472), (7696, 8672)]