72281195

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 111974400

約数和(自身を除く): 39693205

約数列:

[1, 5, 7, 17, 29, 35, 59, 71, 85, 119, 145, 203, 295, 355, 413, 493, 497, 595, 1003, 1015, 1207, 1711, 2059, 2065, 2465, 2485, 3451, 4189, 5015, 6035, 7021, 8449, 8555, 10295, 11977, 14413, 17255, 20945, 29087, 29323, 35003, 35105, 42245, 59885, 71213, 72065, 121481, 145435, 146615, 175015, 203609, 245021, 356065, 498491, 607405, 850367, 1018045, 1225105, 2065177, 2492455, 4251835, 10325885, 14456239, 72281195]

約数ペア:

[(1, 72281195), (5, 14456239), (7, 10325885), (17, 4251835), (29, 2492455), (35, 2065177), (59, 1225105), (71, 1018045), (85, 850367), (119, 607405), (145, 498491), (203, 356065), (295, 245021), (355, 203609), (413, 175015), (493, 146615), (497, 145435), (595, 121481), (1003, 72065), (1015, 71213), (1207, 59885), (1711, 42245), (2059, 35105), (2065, 35003), (2465, 29323), (2485, 29087), (3451, 20945), (4189, 17255), (5015, 14413), (6035, 11977), (7021, 10295), (8449, 8555)]