78256695

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1213}}^1$

素因数の和:1272

約数の個数: 64

約数和(自身を含む): 151041024

約数和(自身を除く): 72784329

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 51, 55, 69, 85, 115, 165, 187, 253, 255, 345, 391, 561, 759, 935, 1173, 1213, 1265, 1955, 2805, 3639, 3795, 4301, 5865, 6065, 12903, 13343, 18195, 20621, 21505, 27899, 40029, 61863, 64515, 66715, 83697, 103105, 139495, 200145, 226831, 306889, 309315, 418485, 474283, 680493, 920667, 1134155, 1422849, 1534445, 2371415, 3402465, 4603335, 5217113, 7114245, 15651339, 26085565, 78256695]

約数ペア:

[(1, 78256695), (3, 26085565), (5, 15651339), (11, 7114245), (15, 5217113), (17, 4603335), (23, 3402465), (33, 2371415), (51, 1534445), (55, 1422849), (69, 1134155), (85, 920667), (115, 680493), (165, 474283), (187, 418485), (253, 309315), (255, 306889), (345, 226831), (391, 200145), (561, 139495), (759, 103105), (935, 83697), (1173, 66715), (1213, 64515), (1265, 61863), (1955, 40029), (2805, 27899), (3639, 21505), (3795, 20621), (4301, 18195), (5865, 13343), (6065, 12903)]