40802184448

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{178481}}^1$

素因数の和:178563

約数の個数: 72

約数和(自身を含む): 87556129920

約数和(自身を除く): 46753945472

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 94, 128, 152, 188, 256, 304, 376, 608, 752, 893, 1216, 1504, 1786, 2432, 3008, 3572, 4864, 6016, 7144, 12032, 14288, 28576, 57152, 114304, 178481, 228608, 356962, 713924, 1427848, 2855696, 3391139, 5711392, 6782278, 8388607, 11422784, 13564556, 16777214, 22845568, 27129112, 33554428, 45691136, 54258224, 67108856, 108516448, 134217712, 159383533, 217032896, 268435424, 318767066, 434065792, 536870848, 637534132, 868131584, 1073741696, 1275068264, 2147483392, 2550136528, 5100273056, 10200546112, 20401092224, 40802184448]

約数ペア:

[(1, 40802184448), (2, 20401092224), (4, 10200546112), (8, 5100273056), (16, 2550136528), (19, 2147483392), (32, 1275068264), (38, 1073741696), (47, 868131584), (64, 637534132), (76, 536870848), (94, 434065792), (128, 318767066), (152, 268435424), (188, 217032896), (256, 159383533), (304, 134217712), (376, 108516448), (608, 67108856), (752, 54258224), (893, 45691136), (1216, 33554428), (1504, 27129112), (1786, 22845568), (2432, 16777214), (3008, 13564556), (3572, 11422784), (4864, 8388607), (6016, 6782278), (7144, 5711392), (12032, 3391139), (14288, 2855696), (28576, 1427848), (57152, 713924), (114304, 356962), (178481, 228608)]