81587430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3793}}^1$

素因数の和:4045

約数の個数: 48

約数和(自身を含む): 213071040

約数和(自身を除く): 131483610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239, 478, 717, 1195, 1434, 2151, 2390, 3585, 3793, 4302, 7170, 7586, 10755, 11379, 18965, 21510, 22758, 34137, 37930, 56895, 68274, 113790, 170685, 341370, 906527, 1813054, 2719581, 4532635, 5439162, 8158743, 9065270, 13597905, 16317486, 27195810, 40793715, 81587430]

約数ペア:

[(1, 81587430), (2, 40793715), (3, 27195810), (5, 16317486), (6, 13597905), (9, 9065270), (10, 8158743), (15, 5439162), (18, 4532635), (30, 2719581), (45, 1813054), (90, 906527), (239, 341370), (478, 170685), (717, 113790), (1195, 68274), (1434, 56895), (2151, 37930), (2390, 34137), (3585, 22758), (3793, 21510), (4302, 18965), (7170, 11379), (7586, 10755)]