64120516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{13831}}^1$

素因数の和:13915

約数の個数: 24

約数和(自身を含む): 120061760

約数和(自身を除く): 55941244

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 13831, 27662, 55324, 262789, 525578, 843691, 1051156, 1687382, 3374764, 16030129, 32060258, 64120516]

約数ペア:

[(1, 64120516), (2, 32060258), (4, 16030129), (19, 3374764), (38, 1687382), (61, 1051156), (76, 843691), (122, 525578), (244, 262789), (1159, 55324), (2318, 27662), (4636, 13831)]