64978850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1093}}^1$

素因数の和:1175

約数の個数: 48

約数和(自身を含む): 128194920

約数和(自身を除く): 63216070

約数列:

[1, 2, 5, 10, 25, 29, 41, 50, 58, 82, 145, 205, 290, 410, 725, 1025, 1093, 1189, 1450, 2050, 2186, 2378, 5465, 5945, 10930, 11890, 27325, 29725, 31697, 44813, 54650, 59450, 63394, 89626, 158485, 224065, 316970, 448130, 792425, 1120325, 1299577, 1584850, 2240650, 2599154, 6497885, 12995770, 32489425, 64978850]

約数ペア:

[(1, 64978850), (2, 32489425), (5, 12995770), (10, 6497885), (25, 2599154), (29, 2240650), (41, 1584850), (50, 1299577), (58, 1120325), (82, 792425), (145, 448130), (205, 316970), (290, 224065), (410, 158485), (725, 89626), (1025, 63394), (1093, 59450), (1189, 54650), (1450, 44813), (2050, 31697), (2186, 29725), (2378, 27325), (5465, 11890), (5945, 10930)]