245426080

素因数分解:

$2^5\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2393}}^1$

素因数の和:3049

約数の個数: 48

約数和(自身を含む): 580966344

約数和(自身を除く): 335540264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 641, 1282, 2393, 2564, 3205, 4786, 5128, 6410, 9572, 10256, 11965, 12820, 19144, 20512, 23930, 25640, 38288, 47860, 51280, 76576, 95720, 102560, 191440, 382880, 1533913, 3067826, 6135652, 7669565, 12271304, 15339130, 24542608, 30678260, 49085216, 61356520, 122713040, 245426080]

約数ペア:

[(1, 245426080), (2, 122713040), (4, 61356520), (5, 49085216), (8, 30678260), (10, 24542608), (16, 15339130), (20, 12271304), (32, 7669565), (40, 6135652), (80, 3067826), (160, 1533913), (641, 382880), (1282, 191440), (2393, 102560), (2564, 95720), (3205, 76576), (4786, 51280), (5128, 47860), (6410, 38288), (9572, 25640), (10256, 23930), (11965, 20512), (12820, 19144)]