87806320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{156797}}^1$

素因数の和:156817

約数の個数: 40

約数和(自身を含む): 233315424

約数和(自身を除く): 145509104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 156797, 313594, 627188, 783985, 1097579, 1254376, 1567970, 2195158, 2508752, 3135940, 4390316, 5487895, 6271880, 8780632, 10975790, 12543760, 17561264, 21951580, 43903160, 87806320]

約数ペア:

[(1, 87806320), (2, 43903160), (4, 21951580), (5, 17561264), (7, 12543760), (8, 10975790), (10, 8780632), (14, 6271880), (16, 5487895), (20, 4390316), (28, 3135940), (35, 2508752), (40, 2195158), (56, 1567970), (70, 1254376), (80, 1097579), (112, 783985), (140, 627188), (280, 313594), (560, 156797)]