40228265

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 65499840

約数和(自身を除く): 25271575

約数列:

[1, 5, 7, 11, 23, 35, 49, 55, 59, 77, 115, 121, 161, 245, 253, 295, 385, 413, 539, 605, 649, 805, 847, 1127, 1265, 1357, 1771, 2065, 2695, 2783, 2891, 3245, 4235, 4543, 5635, 5929, 6785, 7139, 8855, 9499, 12397, 13915, 14455, 14927, 19481, 22715, 29645, 31801, 35695, 47495, 49973, 61985, 66493, 74635, 97405, 104489, 136367, 159005, 164197, 249865, 332465, 349811, 522445, 681835, 731423, 820985, 1149379, 1749055, 3657115, 5746895, 8045653, 40228265]

約数ペア:

[(1, 40228265), (5, 8045653), (7, 5746895), (11, 3657115), (23, 1749055), (35, 1149379), (49, 820985), (55, 731423), (59, 681835), (77, 522445), (115, 349811), (121, 332465), (161, 249865), (245, 164197), (253, 159005), (295, 136367), (385, 104489), (413, 97405), (539, 74635), (605, 66493), (649, 61985), (805, 49973), (847, 47495), (1127, 35695), (1265, 31801), (1357, 29645), (1771, 22715), (2065, 19481), (2695, 14927), (2783, 14455), (2891, 13915), (3245, 12397), (4235, 9499), (4543, 8855), (5635, 7139), (5929, 6785)]