165165728

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4363}}^1$

素因数の和:4406

約数の個数: 72

約数和(自身を含む): 402500448

約数和(自身を除く): 237334720

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 169, 182, 208, 224, 338, 364, 416, 676, 728, 1183, 1352, 1456, 2366, 2704, 2912, 4363, 4732, 5408, 8726, 9464, 17452, 18928, 30541, 34904, 37856, 56719, 61082, 69808, 113438, 122164, 139616, 226876, 244328, 397033, 453752, 488656, 737347, 794066, 907504, 977312, 1474694, 1588132, 1815008, 2949388, 3176264, 5161429, 5898776, 6352528, 10322858, 11797552, 12705056, 20645716, 23595104, 41291432, 82582864, 165165728]

約数ペア:

[(1, 165165728), (2, 82582864), (4, 41291432), (7, 23595104), (8, 20645716), (13, 12705056), (14, 11797552), (16, 10322858), (26, 6352528), (28, 5898776), (32, 5161429), (52, 3176264), (56, 2949388), (91, 1815008), (104, 1588132), (112, 1474694), (169, 977312), (182, 907504), (208, 794066), (224, 737347), (338, 488656), (364, 453752), (416, 397033), (676, 244328), (728, 226876), (1183, 139616), (1352, 122164), (1456, 113438), (2366, 69808), (2704, 61082), (2912, 56719), (4363, 37856), (4732, 34904), (5408, 30541), (8726, 18928), (9464, 17452)]