680272

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 40

約数和(自身を含む): 1453032

約数和(自身を除く): 772760

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 61, 68, 82, 122, 136, 164, 244, 272, 328, 488, 656, 697, 976, 1037, 1394, 2074, 2501, 2788, 4148, 5002, 5576, 8296, 10004, 11152, 16592, 20008, 40016, 42517, 85034, 170068, 340136, 680272]

約数ペア:

[(1, 680272), (2, 340136), (4, 170068), (8, 85034), (16, 42517), (17, 40016), (34, 20008), (41, 16592), (61, 11152), (68, 10004), (82, 8296), (122, 5576), (136, 5002), (164, 4148), (244, 2788), (272, 2501), (328, 2074), (488, 1394), (656, 1037), (697, 976)]