90788350

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 175832496

約数和(自身を除く): 85044146

約数列:

[1, 2, 5, 10, 25, 41, 50, 67, 82, 134, 205, 335, 410, 661, 670, 1025, 1322, 1675, 2050, 2747, 3305, 3350, 5494, 6610, 13735, 16525, 27101, 27470, 33050, 44287, 54202, 68675, 88574, 135505, 137350, 221435, 271010, 442870, 677525, 1107175, 1355050, 1815767, 2214350, 3631534, 9078835, 18157670, 45394175, 90788350]

約数ペア:

[(1, 90788350), (2, 45394175), (5, 18157670), (10, 9078835), (25, 3631534), (41, 2214350), (50, 1815767), (67, 1355050), (82, 1107175), (134, 677525), (205, 442870), (335, 271010), (410, 221435), (661, 137350), (670, 135505), (1025, 88574), (1322, 68675), (1675, 54202), (2050, 44287), (2747, 33050), (3305, 27470), (3350, 27101), (5494, 16525), (6610, 13735)]