639676096

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{433}}^1\times {\mathrm{563}}^1$

素因数の和:1049

約数の個数: 56

約数和(自身を含む): 1305635184

約数和(自身を除く): 665959088

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 433, 563, 656, 866, 1126, 1312, 1732, 2252, 2624, 3464, 4504, 6928, 9008, 13856, 17753, 18016, 23083, 27712, 35506, 36032, 46166, 71012, 92332, 142024, 184664, 243779, 284048, 369328, 487558, 568096, 738656, 975116, 1136192, 1477312, 1950232, 3900464, 7800928, 9994939, 15601856, 19989878, 39979756, 79959512, 159919024, 319838048, 639676096]

約数ペア:

[(1, 639676096), (2, 319838048), (4, 159919024), (8, 79959512), (16, 39979756), (32, 19989878), (41, 15601856), (64, 9994939), (82, 7800928), (164, 3900464), (328, 1950232), (433, 1477312), (563, 1136192), (656, 975116), (866, 738656), (1126, 568096), (1312, 487558), (1732, 369328), (2252, 284048), (2624, 243779), (3464, 184664), (4504, 142024), (6928, 92332), (9008, 71012), (13856, 46166), (17753, 36032), (18016, 35506), (23083, 27712)]