81863096

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1637}}^1$

素因数の和:1716

約数の個数: 64

約数和(自身を含む): 188697600

約数和(自身を除く): 106834504

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 47, 56, 76, 94, 133, 152, 188, 266, 329, 376, 532, 658, 893, 1064, 1316, 1637, 1786, 2632, 3274, 3572, 6251, 6548, 7144, 11459, 12502, 13096, 22918, 25004, 31103, 45836, 50008, 62206, 76939, 91672, 124412, 153878, 217721, 248824, 307756, 435442, 538573, 615512, 870884, 1077146, 1461841, 1741768, 2154292, 2923682, 4308584, 5847364, 10232887, 11694728, 20465774, 40931548, 81863096]

約数ペア:

[(1, 81863096), (2, 40931548), (4, 20465774), (7, 11694728), (8, 10232887), (14, 5847364), (19, 4308584), (28, 2923682), (38, 2154292), (47, 1741768), (56, 1461841), (76, 1077146), (94, 870884), (133, 615512), (152, 538573), (188, 435442), (266, 307756), (329, 248824), (376, 217721), (532, 153878), (658, 124412), (893, 91672), (1064, 76939), (1316, 62206), (1637, 50008), (1786, 45836), (2632, 31103), (3274, 25004), (3572, 22918), (6251, 13096), (6548, 12502), (7144, 11459)]