84778745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 112648320

約数和(自身を除く): 27869575

約数列:

[1, 5, 17, 29, 85, 145, 163, 211, 493, 815, 1055, 2465, 2771, 3587, 4727, 6119, 13855, 17935, 23635, 30595, 34393, 80359, 104023, 171965, 401795, 520115, 584681, 997397, 2923405, 4986985, 16955749, 84778745]

約数ペア:

[(1, 84778745), (5, 16955749), (17, 4986985), (29, 2923405), (85, 997397), (145, 584681), (163, 520115), (211, 401795), (493, 171965), (815, 104023), (1055, 80359), (2465, 34393), (2771, 30595), (3587, 23635), (4727, 17935), (6119, 13855)]