78649072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{289151}}^1$

素因数の和:289176

約数の個数: 20

約数和(自身を含む): 161346816

約数和(自身を除く): 82697744

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289151, 578302, 1156604, 2313208, 4626416, 4915567, 9831134, 19662268, 39324536, 78649072]

約数ペア:

[(1, 78649072), (2, 39324536), (4, 19662268), (8, 9831134), (16, 4915567), (17, 4626416), (34, 2313208), (68, 1156604), (136, 578302), (272, 289151)]