28371036664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1693}}^1\times {\mathrm{2689}}^1$

素因数の和:4448

約数の個数: 64

約数和(自身を含む): 57416436000

約数和(自身を除く): 29045399336

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 1693, 2689, 3116, 3386, 5378, 6232, 6772, 10756, 13544, 21512, 32167, 51091, 64334, 69413, 102182, 110249, 128668, 138826, 204364, 220498, 257336, 277652, 408728, 440996, 555304, 881992, 1318847, 2094731, 2637694, 4189462, 4552477, 5275388, 8378924, 9104954, 10550776, 16757848, 18209908, 36419816, 86497063, 172994126, 186651557, 345988252, 373303114, 691976504, 746606228, 1493212456, 3546379583, 7092759166, 14185518332, 28371036664]

約数ペア:

[(1, 28371036664), (2, 14185518332), (4, 7092759166), (8, 3546379583), (19, 1493212456), (38, 746606228), (41, 691976504), (76, 373303114), (82, 345988252), (152, 186651557), (164, 172994126), (328, 86497063), (779, 36419816), (1558, 18209908), (1693, 16757848), (2689, 10550776), (3116, 9104954), (3386, 8378924), (5378, 5275388), (6232, 4552477), (6772, 4189462), (10756, 2637694), (13544, 2094731), (21512, 1318847), (32167, 881992), (51091, 555304), (64334, 440996), (69413, 408728), (102182, 277652), (110249, 257336), (128668, 220498), (138826, 204364)]