81087328

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15739}}^1$

素因数の和:15779

約数の個数: 48

約数和(自身を含む): 190391040

約数和(自身を除く): 109303712

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 5152, 15739, 31478, 62956, 110173, 125912, 220346, 251824, 361997, 440692, 503648, 723994, 881384, 1447988, 1762768, 2533979, 2895976, 3525536, 5067958, 5791952, 10135916, 11583904, 20271832, 40543664, 81087328]

約数ペア:

[(1, 81087328), (2, 40543664), (4, 20271832), (7, 11583904), (8, 10135916), (14, 5791952), (16, 5067958), (23, 3525536), (28, 2895976), (32, 2533979), (46, 1762768), (56, 1447988), (92, 881384), (112, 723994), (161, 503648), (184, 440692), (224, 361997), (322, 251824), (368, 220346), (644, 125912), (736, 110173), (1288, 62956), (2576, 31478), (5152, 15739)]