61809475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 95618880

約数和(自身を除く): 33809405

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 101, 175, 269, 325, 455, 505, 707, 1313, 1345, 1883, 2275, 2525, 3497, 3535, 6565, 6725, 9191, 9415, 17485, 17675, 24479, 27169, 32825, 45955, 47075, 87425, 122395, 135845, 190183, 229775, 353197, 611975, 679225, 950915, 1765985, 2472379, 4754575, 8829925, 12361895, 61809475]

約数ペア:

[(1, 61809475), (5, 12361895), (7, 8829925), (13, 4754575), (25, 2472379), (35, 1765985), (65, 950915), (91, 679225), (101, 611975), (175, 353197), (269, 229775), (325, 190183), (455, 135845), (505, 122395), (707, 87425), (1313, 47075), (1345, 45955), (1883, 32825), (2275, 27169), (2525, 24479), (3497, 17675), (3535, 17485), (6565, 9415), (6725, 9191)]