51520760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41549}}^1$

素因数の和:41591

約数の個数: 32

約数和(自身を含む): 119664000

約数和(自身を除く): 68143240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 41549, 83098, 166196, 207745, 332392, 415490, 830980, 1288019, 1661960, 2576038, 5152076, 6440095, 10304152, 12880190, 25760380, 51520760]

約数ペア:

[(1, 51520760), (2, 25760380), (4, 12880190), (5, 10304152), (8, 6440095), (10, 5152076), (20, 2576038), (31, 1661960), (40, 1288019), (62, 830980), (124, 415490), (155, 332392), (248, 207745), (310, 166196), (620, 83098), (1240, 41549)]