684746975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{389}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 959268960

約数和(自身を除く): 274521985

約数列:

[1, 5, 11, 25, 37, 55, 173, 185, 275, 389, 407, 865, 925, 1903, 1945, 2035, 4279, 4325, 6401, 9515, 9725, 10175, 14393, 21395, 32005, 47575, 67297, 70411, 71965, 106975, 158323, 160025, 336485, 352055, 359825, 740267, 791615, 1682425, 1760275, 2489989, 3701335, 3958075, 12449945, 18506675, 27389879, 62249725, 136949395, 684746975]

約数ペア:

[(1, 684746975), (5, 136949395), (11, 62249725), (25, 27389879), (37, 18506675), (55, 12449945), (173, 3958075), (185, 3701335), (275, 2489989), (389, 1760275), (407, 1682425), (865, 791615), (925, 740267), (1903, 359825), (1945, 352055), (2035, 336485), (4279, 160025), (4325, 158323), (6401, 106975), (9515, 71965), (9725, 70411), (10175, 67297), (14393, 47575), (21395, 32005)]