87006320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{57241}}^1$

素因数の和:57273

約数の個数: 40

約数和(自身を含む): 212940240

約数和(自身を除く): 125933920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 57241, 114482, 228964, 286205, 457928, 572410, 915856, 1087579, 1144820, 2175158, 2289640, 4350316, 4579280, 5437895, 8700632, 10875790, 17401264, 21751580, 43503160, 87006320]

約数ペア:

[(1, 87006320), (2, 43503160), (4, 21751580), (5, 17401264), (8, 10875790), (10, 8700632), (16, 5437895), (19, 4579280), (20, 4350316), (38, 2289640), (40, 2175158), (76, 1144820), (80, 1087579), (95, 915856), (152, 572410), (190, 457928), (304, 286205), (380, 228964), (760, 114482), (1520, 57241)]