250275896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 526176000

約数和(自身を除く): 275900104

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 149, 248, 298, 403, 521, 596, 806, 1042, 1192, 1612, 1937, 2084, 3224, 3874, 4168, 4619, 6773, 7748, 9238, 13546, 15496, 16151, 18476, 27092, 32302, 36952, 54184, 60047, 64604, 77629, 120094, 129208, 155258, 209963, 240188, 310516, 419926, 480376, 621032, 839852, 1009177, 1679704, 2018354, 2406499, 4036708, 4812998, 8073416, 9625996, 19251992, 31284487, 62568974, 125137948, 250275896]

約数ペア:

[(1, 250275896), (2, 125137948), (4, 62568974), (8, 31284487), (13, 19251992), (26, 9625996), (31, 8073416), (52, 4812998), (62, 4036708), (104, 2406499), (124, 2018354), (149, 1679704), (248, 1009177), (298, 839852), (403, 621032), (521, 480376), (596, 419926), (806, 310516), (1042, 240188), (1192, 209963), (1612, 155258), (1937, 129208), (2084, 120094), (3224, 77629), (3874, 64604), (4168, 60047), (4619, 54184), (6773, 36952), (7748, 32302), (9238, 27092), (13546, 18476), (15496, 16151)]