28200064

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 59486400

約数和(自身を除く): 31286336

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 71, 107, 116, 128, 142, 214, 232, 284, 428, 464, 568, 856, 928, 1136, 1712, 1856, 2059, 2272, 3103, 3424, 3712, 4118, 4544, 6206, 6848, 7597, 8236, 9088, 12412, 13696, 15194, 16472, 24824, 30388, 32944, 49648, 60776, 65888, 99296, 121552, 131776, 198592, 220313, 243104, 263552, 397184, 440626, 486208, 881252, 972416, 1762504, 3525008, 7050016, 14100032, 28200064]

約数ペア:

[(1, 28200064), (2, 14100032), (4, 7050016), (8, 3525008), (16, 1762504), (29, 972416), (32, 881252), (58, 486208), (64, 440626), (71, 397184), (107, 263552), (116, 243104), (128, 220313), (142, 198592), (214, 131776), (232, 121552), (284, 99296), (428, 65888), (464, 60776), (568, 49648), (856, 32944), (928, 30388), (1136, 24824), (1712, 16472), (1856, 15194), (2059, 13696), (2272, 12412), (3103, 9088), (3424, 8236), (3712, 7597), (4118, 6848), (4544, 6206)]