20053751510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{93889}}^1$

素因数の和:93993

約数の個数: 64

約数和(自身を含む): 40884963840

約数和(自身を除く): 20831212330

約数列:

[1, 2, 5, 10, 13, 26, 31, 53, 62, 65, 106, 130, 155, 265, 310, 403, 530, 689, 806, 1378, 1643, 2015, 3286, 3445, 4030, 6890, 8215, 16430, 21359, 42718, 93889, 106795, 187778, 213590, 469445, 938890, 1220557, 2441114, 2910559, 4976117, 5821118, 6102785, 9952234, 12205570, 14552795, 24880585, 29105590, 37837267, 49761170, 64689521, 75674534, 129379042, 154259627, 189186335, 308519254, 323447605, 378372670, 646895210, 771298135, 1542596270, 2005375151, 4010750302, 10026875755, 20053751510]

約数ペア:

[(1, 20053751510), (2, 10026875755), (5, 4010750302), (10, 2005375151), (13, 1542596270), (26, 771298135), (31, 646895210), (53, 378372670), (62, 323447605), (65, 308519254), (106, 189186335), (130, 154259627), (155, 129379042), (265, 75674534), (310, 64689521), (403, 49761170), (530, 37837267), (689, 29105590), (806, 24880585), (1378, 14552795), (1643, 12205570), (2015, 9952234), (3286, 6102785), (3445, 5821118), (4030, 4976117), (6890, 2910559), (8215, 2441114), (16430, 1220557), (21359, 938890), (42718, 469445), (93889, 213590), (106795, 187778)]