81026192

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4931}}^1$

素因数の和:5031

約数の個数: 40

約数和(自身を含む): 171239040

約数和(自身を除く): 90212848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 4931, 8216, 9862, 16432, 19724, 39448, 64103, 78896, 128206, 256412, 389549, 512824, 779098, 1025648, 1558196, 3116392, 5064137, 6232784, 10128274, 20256548, 40513096, 81026192]

約数ペア:

[(1, 81026192), (2, 40513096), (4, 20256548), (8, 10128274), (13, 6232784), (16, 5064137), (26, 3116392), (52, 1558196), (79, 1025648), (104, 779098), (158, 512824), (208, 389549), (316, 256412), (632, 128206), (1027, 78896), (1264, 64103), (2054, 39448), (4108, 19724), (4931, 16432), (8216, 9862)]