67998385

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 108864000

約数和(自身を除く): 40865615

約数列:

[1, 5, 7, 13, 17, 35, 59, 65, 85, 91, 119, 149, 221, 295, 413, 455, 595, 745, 767, 1003, 1043, 1105, 1547, 1937, 2065, 2533, 3835, 5015, 5215, 5369, 7021, 7735, 8791, 9685, 12665, 13039, 13559, 17731, 26845, 32929, 35105, 43955, 61537, 65195, 67795, 88655, 91273, 114283, 149447, 164645, 230503, 307685, 456365, 571415, 747235, 799981, 1046129, 1152515, 1942811, 3999905, 5230645, 9714055, 13599677, 67998385]

約数ペア:

[(1, 67998385), (5, 13599677), (7, 9714055), (13, 5230645), (17, 3999905), (35, 1942811), (59, 1152515), (65, 1046129), (85, 799981), (91, 747235), (119, 571415), (149, 456365), (221, 307685), (295, 230503), (413, 164645), (455, 149447), (595, 114283), (745, 91273), (767, 88655), (1003, 67795), (1043, 65195), (1105, 61537), (1547, 43955), (1937, 35105), (2065, 32929), (2533, 26845), (3835, 17731), (5015, 13559), (5215, 13039), (5369, 12665), (7021, 9685), (7735, 8791)]