78222278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 126684000

約数和(自身を除く): 48461722

約数列:

[1, 2, 19, 38, 89, 101, 178, 202, 229, 458, 1691, 1919, 3382, 3838, 4351, 8702, 8989, 17978, 20381, 23129, 40762, 46258, 170791, 341582, 387239, 439451, 774478, 878902, 2058481, 4116962, 39111139, 78222278]

約数ペア:

[(1, 78222278), (2, 39111139), (19, 4116962), (38, 2058481), (89, 878902), (101, 774478), (178, 439451), (202, 387239), (229, 341582), (458, 170791), (1691, 46258), (1919, 40762), (3382, 23129), (3838, 20381), (4351, 17978), (8702, 8989)]