42472125

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2027

約数の個数: 48

約数和(自身を含む): 80633280

約数和(自身を除く): 38161155

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 225, 285, 375, 475, 855, 1125, 1425, 1987, 2375, 4275, 5961, 7125, 9935, 17883, 21375, 29805, 37753, 49675, 89415, 113259, 149025, 188765, 248375, 339777, 447075, 566295, 745125, 943825, 1698885, 2235375, 2831475, 4719125, 8494425, 14157375, 42472125]

約数ペア:

[(1, 42472125), (3, 14157375), (5, 8494425), (9, 4719125), (15, 2831475), (19, 2235375), (25, 1698885), (45, 943825), (57, 745125), (75, 566295), (95, 447075), (125, 339777), (171, 248375), (225, 188765), (285, 149025), (375, 113259), (475, 89415), (855, 49675), (1125, 37753), (1425, 29805), (1987, 21375), (2375, 17883), (4275, 9935), (5961, 7125)]