90620180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{9661}}^1$

素因数の和:9744

約数の個数: 48

約数和(自身を含む): 220757376

約数和(自身を除く): 130137196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9380, 9661, 19322, 38644, 48305, 67627, 96610, 135254, 193220, 270508, 338135, 647287, 676270, 1294574, 1352540, 2589148, 3236435, 4531009, 6472870, 9062018, 12945740, 18124036, 22655045, 45310090, 90620180]

約数ペア:

[(1, 90620180), (2, 45310090), (4, 22655045), (5, 18124036), (7, 12945740), (10, 9062018), (14, 6472870), (20, 4531009), (28, 3236435), (35, 2589148), (67, 1352540), (70, 1294574), (134, 676270), (140, 647287), (268, 338135), (335, 270508), (469, 193220), (670, 135254), (938, 96610), (1340, 67627), (1876, 48305), (2345, 38644), (4690, 19322), (9380, 9661)]