78490088

素因数分解:

$2^3\times {\mathrm{17}}^3\times {\mathrm{1997}}^1$

素因数の和:2054

約数の個数: 32

約数和(自身を含む): 156443400

約数和(自身を除く): 77953312

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 1997, 2312, 3994, 4913, 7988, 9826, 15976, 19652, 33949, 39304, 67898, 135796, 271592, 577133, 1154266, 2308532, 4617064, 9811261, 19622522, 39245044, 78490088]

約数ペア:

[(1, 78490088), (2, 39245044), (4, 19622522), (8, 9811261), (17, 4617064), (34, 2308532), (68, 1154266), (136, 577133), (289, 271592), (578, 135796), (1156, 67898), (1997, 39304), (2312, 33949), (3994, 19652), (4913, 15976), (7988, 9826)]