20759492025

素因数分解:

$3^4\times 5^2\times {\mathrm{101}}^1\times {\mathrm{101501}}^1$

素因数の和:101624

約数の個数: 60

約数和(自身を含む): 38834868204

約数和(自身を除く): 18075376179

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 101, 135, 225, 303, 405, 505, 675, 909, 1515, 2025, 2525, 2727, 4545, 7575, 8181, 13635, 22725, 40905, 68175, 101501, 204525, 304503, 507505, 913509, 1522515, 2537525, 2740527, 4567545, 7612575, 8221581, 10251601, 13702635, 22837725, 30754803, 41107905, 51258005, 68513175, 92264409, 153774015, 205539525, 256290025, 276793227, 461322045, 768870075, 830379681, 1383966135, 2306610225, 4151898405, 6919830675, 20759492025]

約数ペア:

[(1, 20759492025), (3, 6919830675), (5, 4151898405), (9, 2306610225), (15, 1383966135), (25, 830379681), (27, 768870075), (45, 461322045), (75, 276793227), (81, 256290025), (101, 205539525), (135, 153774015), (225, 92264409), (303, 68513175), (405, 51258005), (505, 41107905), (675, 30754803), (909, 22837725), (1515, 13702635), (2025, 10251601), (2525, 8221581), (2727, 7612575), (4545, 4567545), (7575, 2740527), (8181, 2537525), (13635, 1522515), (22725, 913509), (40905, 507505), (68175, 304503), (101501, 204525)]