About the Number
81489687555
2進数表記:1001011111001001010011111010000000011
漢数字表記:八百十四億八千九百六十八万七千五百五十五
素因数分解:
素因数の和:505
約数の個数: 128
約数和(自身を含む): 138997555200
約数和(自身を除く): 57507867645
約数列:
[1, 3, 5, 15, 41, 59, 107, 123, 139, 151, 177, 205, 295, 321, 417, 453, 535, 615, 695, 755, 885, 1605, 2085, 2265, 2419, 4387, 5699, 6191, 6313, 7257, 8201, 8909, 12095, 13161, 14873, 16157, 17097, 18573, 18939, 20989, 21935, 24603, 26727, 28495, 30955, 31565, 36285, 41005, 44545, 44619, 48471, 62967, 65805, 74365, 80785, 85485, 92865, 94695, 104945, 123015, 133635, 223095, 242355, 258833, 314835, 336241, 365269, 609793, 662437, 776499, 860549, 877507, 953263, 1008723, 1095807, 1238351, 1294165, 1681205, 1826345, 1829379, 1987311, 2245823, 2581647, 2632521, 2859789, 3048965, 3312185, 3715053, 3882495, 4302745, 4387535, 4766315, 5043615, 5479035, 6191755, 6737469, 9146895, 9936555, 11229115, 12908235, 13162605, 14298945, 18575265, 33687345, 35977787, 39083783, 50772391, 92078743, 107933361, 117251349, 132503557, 152317173, 179888935, 195418915, 253861955, 276236229, 397510671, 460393715, 539666805, 586256745, 662517785, 761585865, 1381181145, 1987553355, 5432645837, 16297937511, 27163229185, 81489687555]
約数ペア:
[(1, 81489687555), (3, 27163229185), (5, 16297937511), (15, 5432645837), (41, 1987553355), (59, 1381181145), (107, 761585865), (123, 662517785), (139, 586256745), (151, 539666805), (177, 460393715), (205, 397510671), (295, 276236229), (321, 253861955), (417, 195418915), (453, 179888935), (535, 152317173), (615, 132503557), (695, 117251349), (755, 107933361), (885, 92078743), (1605, 50772391), (2085, 39083783), (2265, 35977787), (2419, 33687345), (4387, 18575265), (5699, 14298945), (6191, 13162605), (6313, 12908235), (7257, 11229115), (8201, 9936555), (8909, 9146895), (12095, 6737469), (13161, 6191755), (14873, 5479035), (16157, 5043615), (17097, 4766315), (18573, 4387535), (18939, 4302745), (20989, 3882495), (21935, 3715053), (24603, 3312185), (26727, 3048965), (28495, 2859789), (30955, 2632521), (31565, 2581647), (36285, 2245823), (41005, 1987311), (44545, 1829379), (44619, 1826345), (48471, 1681205), (62967, 1294165), (65805, 1238351), (74365, 1095807), (80785, 1008723), (85485, 953263), (92865, 877507), (94695, 860549), (104945, 776499), (123015, 662437), (133635, 609793), (223095, 365269), (242355, 336241), (258833, 314835)]このpageの処理時間: 0.13678431510925293 seconds