55882580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 130715928

約数和(自身を除く): 74833348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 157, 185, 260, 314, 370, 481, 628, 740, 785, 962, 1369, 1570, 1924, 2041, 2405, 2738, 3140, 4082, 4810, 5476, 5809, 6845, 8164, 9620, 10205, 11618, 13690, 17797, 20410, 23236, 27380, 29045, 35594, 40820, 58090, 71188, 75517, 88985, 116180, 151034, 177970, 214933, 302068, 355940, 377585, 429866, 755170, 859732, 1074665, 1510340, 2149330, 2794129, 4298660, 5588258, 11176516, 13970645, 27941290, 55882580]

約数ペア:

[(1, 55882580), (2, 27941290), (4, 13970645), (5, 11176516), (10, 5588258), (13, 4298660), (20, 2794129), (26, 2149330), (37, 1510340), (52, 1074665), (65, 859732), (74, 755170), (130, 429866), (148, 377585), (157, 355940), (185, 302068), (260, 214933), (314, 177970), (370, 151034), (481, 116180), (628, 88985), (740, 75517), (785, 71188), (962, 58090), (1369, 40820), (1570, 35594), (1924, 29045), (2041, 27380), (2405, 23236), (2738, 20410), (3140, 17797), (4082, 13690), (4810, 11618), (5476, 10205), (5809, 9620), (6845, 8164)]