84408075

素因数分解:

$3^4\times 5^2\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:666

約数の個数: 60

約数和(自身を含む): 158772328

約数和(自身を除く): 74364253

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 73, 75, 81, 135, 219, 225, 365, 405, 571, 657, 675, 1095, 1713, 1825, 1971, 2025, 2855, 3285, 5139, 5475, 5913, 8565, 9855, 14275, 15417, 16425, 25695, 29565, 41683, 42825, 46251, 49275, 77085, 125049, 128475, 147825, 208415, 231255, 375147, 385425, 625245, 1042075, 1125441, 1156275, 1875735, 3126225, 3376323, 5627205, 9378675, 16881615, 28136025, 84408075]

約数ペア:

[(1, 84408075), (3, 28136025), (5, 16881615), (9, 9378675), (15, 5627205), (25, 3376323), (27, 3126225), (45, 1875735), (73, 1156275), (75, 1125441), (81, 1042075), (135, 625245), (219, 385425), (225, 375147), (365, 231255), (405, 208415), (571, 147825), (657, 128475), (675, 125049), (1095, 77085), (1713, 49275), (1825, 46251), (1971, 42825), (2025, 41683), (2855, 29565), (3285, 25695), (5139, 16425), (5475, 15417), (5913, 14275), (8565, 9855)]