80661252

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{19597}}^1$

素因数の和:19625

約数の個数: 48

約数和(自身を含む): 219497600

約数和(自身を除く): 138836348

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 19597, 39194, 58791, 78388, 117582, 137179, 235164, 274358, 411537, 548716, 823074, 960253, 1646148, 1920506, 2880759, 3841012, 5761518, 6721771, 11523036, 13443542, 20165313, 26887084, 40330626, 80661252]

約数ペア:

[(1, 80661252), (2, 40330626), (3, 26887084), (4, 20165313), (6, 13443542), (7, 11523036), (12, 6721771), (14, 5761518), (21, 3841012), (28, 2880759), (42, 1920506), (49, 1646148), (84, 960253), (98, 823074), (147, 548716), (196, 411537), (294, 274358), (343, 235164), (588, 137179), (686, 117582), (1029, 78388), (1372, 58791), (2058, 39194), (4116, 19597)]