71845510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{4007}}^1$

素因数の和:4188

約数の個数: 32

約数和(自身を含む): 141979392

約数和(自身を除く): 70133882

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 163, 326, 815, 1630, 1793, 3586, 4007, 8014, 8965, 17930, 20035, 40070, 44077, 88154, 220385, 440770, 653141, 1306282, 3265705, 6531410, 7184551, 14369102, 35922755, 71845510]

約数ペア:

[(1, 71845510), (2, 35922755), (5, 14369102), (10, 7184551), (11, 6531410), (22, 3265705), (55, 1306282), (110, 653141), (163, 440770), (326, 220385), (815, 88154), (1630, 44077), (1793, 40070), (3586, 20035), (4007, 17930), (8014, 8965)]