258534064

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{853}}^1\times {\mathrm{997}}^1$

素因数の和:1877

約数の個数: 40

約数和(自身を含む): 528421040

約数和(自身を除く): 269886976

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 853, 997, 1706, 1994, 3412, 3988, 6824, 7976, 13648, 15952, 16207, 18943, 32414, 37886, 64828, 75772, 129656, 151544, 259312, 303088, 850441, 1700882, 3401764, 6803528, 13607056, 16158379, 32316758, 64633516, 129267032, 258534064]

約数ペア:

[(1, 258534064), (2, 129267032), (4, 64633516), (8, 32316758), (16, 16158379), (19, 13607056), (38, 6803528), (76, 3401764), (152, 1700882), (304, 850441), (853, 303088), (997, 259312), (1706, 151544), (1994, 129656), (3412, 75772), (3988, 64828), (6824, 37886), (7976, 32414), (13648, 18943), (15952, 16207)]