81975511725

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1568159}}^1$

素因数の和:1568230

約数の個数: 48

約数和(自身を含む): 147005591040

約数和(自身を除く): 65030079315

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 75, 85, 123, 205, 255, 425, 615, 697, 1025, 1275, 2091, 3075, 3485, 10455, 17425, 52275, 1568159, 4704477, 7840795, 23522385, 26658703, 39203975, 64294519, 79976109, 117611925, 133293515, 192883557, 321472595, 399880545, 666467575, 964417785, 1093006823, 1607362975, 1999402725, 3279020469, 4822088925, 5465034115, 16395102345, 27325170575, 81975511725]

約数ペア:

[(1, 81975511725), (3, 27325170575), (5, 16395102345), (15, 5465034115), (17, 4822088925), (25, 3279020469), (41, 1999402725), (51, 1607362975), (75, 1093006823), (85, 964417785), (123, 666467575), (205, 399880545), (255, 321472595), (425, 192883557), (615, 133293515), (697, 117611925), (1025, 79976109), (1275, 64294519), (2091, 39203975), (3075, 26658703), (3485, 23522385), (10455, 7840795), (17425, 4704477), (52275, 1568159)]