161758688

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4273}}^1$

素因数の和:4316

約数の個数: 72

約数和(自身を含む): 394199568

約数和(自身を除く): 232440880

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 169, 182, 208, 224, 338, 364, 416, 676, 728, 1183, 1352, 1456, 2366, 2704, 2912, 4273, 4732, 5408, 8546, 9464, 17092, 18928, 29911, 34184, 37856, 55549, 59822, 68368, 111098, 119644, 136736, 222196, 239288, 388843, 444392, 478576, 722137, 777686, 888784, 957152, 1444274, 1555372, 1777568, 2888548, 3110744, 5054959, 5777096, 6221488, 10109918, 11554192, 12442976, 20219836, 23108384, 40439672, 80879344, 161758688]

約数ペア:

[(1, 161758688), (2, 80879344), (4, 40439672), (7, 23108384), (8, 20219836), (13, 12442976), (14, 11554192), (16, 10109918), (26, 6221488), (28, 5777096), (32, 5054959), (52, 3110744), (56, 2888548), (91, 1777568), (104, 1555372), (112, 1444274), (169, 957152), (182, 888784), (208, 777686), (224, 722137), (338, 478576), (364, 444392), (416, 388843), (676, 239288), (728, 222196), (1183, 136736), (1352, 119644), (1456, 111098), (2366, 68368), (2704, 59822), (2912, 55549), (4273, 37856), (4732, 34184), (5408, 29911), (8546, 18928), (9464, 17092)]