4251313664

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{638719}}^1$

素因数の和:638750

約数の個数: 40

約数和(自身を含む): 9147747840

約数和(自身を除く): 4896434176

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 638719, 1277438, 2554876, 5109752, 8303347, 10219504, 16606694, 20439008, 33213388, 40878016, 66426776, 81756032, 132853552, 163512064, 265707104, 327024128, 531414208, 1062828416, 2125656832, 4251313664]

約数ペア:

[(1, 4251313664), (2, 2125656832), (4, 1062828416), (8, 531414208), (13, 327024128), (16, 265707104), (26, 163512064), (32, 132853552), (52, 81756032), (64, 66426776), (104, 40878016), (128, 33213388), (208, 20439008), (256, 16606694), (416, 10219504), (512, 8303347), (832, 5109752), (1664, 2554876), (3328, 1277438), (6656, 638719)]