159855685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 231413760

約数和(自身を除く): 71558075

約数列:

[1, 5, 11, 29, 31, 53, 55, 61, 145, 155, 265, 305, 319, 341, 583, 671, 899, 1537, 1595, 1643, 1705, 1769, 1891, 2915, 3233, 3355, 4495, 7685, 8215, 8845, 9455, 9889, 16165, 16907, 18073, 19459, 20801, 35563, 47647, 49445, 54839, 84535, 90365, 93757, 97295, 100223, 104005, 177815, 238235, 274195, 468785, 501115, 524117, 603229, 1031327, 1102453, 2620585, 2906467, 3016145, 5156635, 5512265, 14532335, 31971137, 159855685]

約数ペア:

[(1, 159855685), (5, 31971137), (11, 14532335), (29, 5512265), (31, 5156635), (53, 3016145), (55, 2906467), (61, 2620585), (145, 1102453), (155, 1031327), (265, 603229), (305, 524117), (319, 501115), (341, 468785), (583, 274195), (671, 238235), (899, 177815), (1537, 104005), (1595, 100223), (1643, 97295), (1705, 93757), (1769, 90365), (1891, 84535), (2915, 54839), (3233, 49445), (3355, 47647), (4495, 35563), (7685, 20801), (8215, 19459), (8845, 18073), (9455, 16907), (9889, 16165)]