48515720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1553}}^1$

素因数の和:1646

約数の個数: 64

約数和(自身を含む): 120839040

約数和(自身を除く): 72323320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1553, 1562, 2840, 3106, 3124, 3905, 6212, 6248, 7765, 7810, 12424, 15530, 15620, 17083, 31060, 31240, 34166, 62120, 68332, 85415, 110263, 136664, 170830, 220526, 341660, 441052, 551315, 683320, 882104, 1102630, 1212893, 2205260, 2425786, 4410520, 4851572, 6064465, 9703144, 12128930, 24257860, 48515720]

約数ペア:

[(1, 48515720), (2, 24257860), (4, 12128930), (5, 9703144), (8, 6064465), (10, 4851572), (11, 4410520), (20, 2425786), (22, 2205260), (40, 1212893), (44, 1102630), (55, 882104), (71, 683320), (88, 551315), (110, 441052), (142, 341660), (220, 220526), (284, 170830), (355, 136664), (440, 110263), (568, 85415), (710, 68332), (781, 62120), (1420, 34166), (1553, 31240), (1562, 31060), (2840, 17083), (3106, 15620), (3124, 15530), (3905, 12424), (6212, 7810), (6248, 7765)]