128364295

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 164848320

約数和(自身を除く): 36484025

約数列:

[1, 5, 29, 67, 73, 145, 181, 335, 365, 905, 1943, 2117, 4891, 5249, 9715, 10585, 12127, 13213, 24455, 26245, 60635, 66065, 141839, 351683, 383177, 709195, 885271, 1758415, 1915885, 4426355, 25672859, 128364295]

約数ペア:

[(1, 128364295), (5, 25672859), (29, 4426355), (67, 1915885), (73, 1758415), (145, 885271), (181, 709195), (335, 383177), (365, 351683), (905, 141839), (1943, 66065), (2117, 60635), (4891, 26245), (5249, 24455), (9715, 13213), (10585, 12127)]