81615232

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{37507}}^1$

素因数の和:37538

約数の個数: 32

約数和(自身を含む): 172161720

約数和(自身を除く): 90546488

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 37507, 75014, 150028, 300056, 600112, 637619, 1200224, 1275238, 2400448, 2550476, 4800896, 5100952, 10201904, 20403808, 40807616, 81615232]

約数ペア:

[(1, 81615232), (2, 40807616), (4, 20403808), (8, 10201904), (16, 5100952), (17, 4800896), (32, 2550476), (34, 2400448), (64, 1275238), (68, 1200224), (128, 637619), (136, 600112), (272, 300056), (544, 150028), (1088, 75014), (2176, 37507)]