77974540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{15053}}^1$

素因数の和:15106

約数の個数: 48

約数和(自身を含む): 192209472

約数和(自身を除く): 114234932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 15053, 30106, 60212, 75265, 105371, 150530, 210742, 301060, 421484, 526855, 556961, 1053710, 1113922, 2107420, 2227844, 2784805, 3898727, 5569610, 7797454, 11139220, 15594908, 19493635, 38987270, 77974540]

約数ペア:

[(1, 77974540), (2, 38987270), (4, 19493635), (5, 15594908), (7, 11139220), (10, 7797454), (14, 5569610), (20, 3898727), (28, 2784805), (35, 2227844), (37, 2107420), (70, 1113922), (74, 1053710), (140, 556961), (148, 526855), (185, 421484), (259, 301060), (370, 210742), (518, 150530), (740, 105371), (1036, 75265), (1295, 60212), (2590, 30106), (5180, 15053)]