201564945

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 371779200

約数和(自身を除く): 170214255

約数列:

[1, 3, 5, 9, 15, 31, 45, 59, 79, 93, 155, 177, 237, 279, 295, 395, 465, 531, 711, 885, 961, 1185, 1395, 1829, 2449, 2655, 2883, 3555, 4661, 4805, 5487, 7347, 8649, 9145, 12245, 13983, 14415, 16461, 22041, 23305, 27435, 36735, 41949, 43245, 56699, 69915, 75919, 82305, 110205, 144491, 170097, 209745, 227757, 283495, 379595, 433473, 510291, 683271, 722455, 850485, 1138785, 1300419, 2167365, 2551455, 3416355, 4479221, 6502095, 13437663, 22396105, 40312989, 67188315, 201564945]

約数ペア:

[(1, 201564945), (3, 67188315), (5, 40312989), (9, 22396105), (15, 13437663), (31, 6502095), (45, 4479221), (59, 3416355), (79, 2551455), (93, 2167365), (155, 1300419), (177, 1138785), (237, 850485), (279, 722455), (295, 683271), (395, 510291), (465, 433473), (531, 379595), (711, 283495), (885, 227757), (961, 209745), (1185, 170097), (1395, 144491), (1829, 110205), (2449, 82305), (2655, 75919), (2883, 69915), (3555, 56699), (4661, 43245), (4805, 41949), (5487, 36735), (7347, 27435), (8649, 23305), (9145, 22041), (12245, 16461), (13983, 14415)]