1288100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1171}}^1$

素因数の和:1196

約数の個数: 36

約数和(自身を含む): 3051888

約数和(自身を除く): 1763788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 1171, 2342, 4684, 5855, 11710, 12881, 23420, 25762, 29275, 51524, 58550, 64405, 117100, 128810, 257620, 322025, 644050, 1288100]

約数ペア:

[(1, 1288100), (2, 644050), (4, 322025), (5, 257620), (10, 128810), (11, 117100), (20, 64405), (22, 58550), (25, 51524), (44, 29275), (50, 25762), (55, 23420), (100, 12881), (110, 11710), (220, 5855), (275, 4684), (550, 2342), (1100, 1171)]