71761664

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{21563}}^1$

素因数の和:21592

約数の個数: 36

約数和(自身を含む): 154268856

約数和(自身を除く): 82507192

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 21563, 43126, 86252, 172504, 280319, 345008, 560638, 690016, 1121276, 1380032, 2242552, 2760064, 4485104, 5520128, 8970208, 17940416, 35880832, 71761664]

約数ペア:

[(1, 71761664), (2, 35880832), (4, 17940416), (8, 8970208), (13, 5520128), (16, 4485104), (26, 2760064), (32, 2242552), (52, 1380032), (64, 1121276), (104, 690016), (128, 560638), (208, 345008), (256, 280319), (416, 172504), (832, 86252), (1664, 43126), (3328, 21563)]