80455021865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{421}}^1\times {\mathrm{491}}^1$

素因数の和:1194

約数の個数: 64

約数和(自身を含む): 108529217280

約数和(自身を除く): 28074195415

約数列:

[1, 5, 17, 19, 85, 95, 241, 323, 421, 491, 1205, 1615, 2105, 2455, 4097, 4579, 7157, 7999, 8347, 9329, 20485, 22895, 35785, 39995, 41735, 46645, 77843, 101461, 118331, 135983, 158593, 206711, 389215, 507305, 591655, 679915, 792965, 1033555, 1724837, 1927759, 2011627, 2248289, 3514087, 3927509, 8624185, 9638795, 10058135, 11241445, 17570435, 19637545, 32771903, 38220913, 49817351, 66767653, 163859515, 191104565, 249086755, 333838265, 846894967, 946529669, 4234474835, 4732648345, 16091004373, 80455021865]

約数ペア:

[(1, 80455021865), (5, 16091004373), (17, 4732648345), (19, 4234474835), (85, 946529669), (95, 846894967), (241, 333838265), (323, 249086755), (421, 191104565), (491, 163859515), (1205, 66767653), (1615, 49817351), (2105, 38220913), (2455, 32771903), (4097, 19637545), (4579, 17570435), (7157, 11241445), (7999, 10058135), (8347, 9638795), (9329, 8624185), (20485, 3927509), (22895, 3514087), (35785, 2248289), (39995, 2011627), (41735, 1927759), (46645, 1724837), (77843, 1033555), (101461, 792965), (118331, 679915), (135983, 591655), (158593, 507305), (206711, 389215)]