158704525

素因数分解:

$5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 233342208

約数和(自身を除く): 74637683

約数列:

[1, 5, 7, 25, 35, 53, 71, 175, 241, 265, 355, 371, 497, 1205, 1325, 1687, 1775, 1855, 2485, 3763, 6025, 8435, 9275, 12425, 12773, 17111, 18815, 26341, 42175, 63865, 85555, 89411, 94075, 119777, 131705, 319325, 427775, 447055, 598885, 658525, 906883, 2235275, 2994425, 4534415, 6348181, 22672075, 31740905, 158704525]

約数ペア:

[(1, 158704525), (5, 31740905), (7, 22672075), (25, 6348181), (35, 4534415), (53, 2994425), (71, 2235275), (175, 906883), (241, 658525), (265, 598885), (355, 447055), (371, 427775), (497, 319325), (1205, 131705), (1325, 119777), (1687, 94075), (1775, 89411), (1855, 85555), (2485, 63865), (3763, 42175), (6025, 26341), (8435, 18815), (9275, 17111), (12425, 12773)]