81255616

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{769}}^1$

素因数の和:921

約数の個数: 56

約数和(自身を含む): 175239680

約数和(自身を除く): 93984064

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 208, 254, 416, 508, 769, 832, 1016, 1538, 1651, 2032, 3076, 3302, 4064, 6152, 6604, 8128, 9997, 12304, 13208, 19994, 24608, 26416, 39988, 49216, 52832, 79976, 97663, 105664, 159952, 195326, 319904, 390652, 639808, 781304, 1269619, 1562608, 2539238, 3125216, 5078476, 6250432, 10156952, 20313904, 40627808, 81255616]

約数ペア:

[(1, 81255616), (2, 40627808), (4, 20313904), (8, 10156952), (13, 6250432), (16, 5078476), (26, 3125216), (32, 2539238), (52, 1562608), (64, 1269619), (104, 781304), (127, 639808), (208, 390652), (254, 319904), (416, 195326), (508, 159952), (769, 105664), (832, 97663), (1016, 79976), (1538, 52832), (1651, 49216), (2032, 39988), (3076, 26416), (3302, 24608), (4064, 19994), (6152, 13208), (6604, 12304), (8128, 9997)]