156972125

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{769}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 207567360

約数和(自身を除く): 50595235

約数列:

[1, 5, 23, 25, 71, 115, 125, 355, 575, 769, 1633, 1775, 2875, 3845, 8165, 8875, 17687, 19225, 40825, 54599, 88435, 96125, 204125, 272995, 442175, 1255777, 1364975, 2210875, 6278885, 6824875, 31394425, 156972125]

約数ペア:

[(1, 156972125), (5, 31394425), (23, 6824875), (25, 6278885), (71, 2210875), (115, 1364975), (125, 1255777), (355, 442175), (575, 272995), (769, 204125), (1633, 96125), (1775, 88435), (2875, 54599), (3845, 40825), (8165, 19225), (8875, 17687)]