51201460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{307}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 111767040

約数和(自身を除く): 60565580

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 269, 307, 310, 538, 614, 620, 1076, 1228, 1345, 1535, 2690, 3070, 5380, 6140, 8339, 9517, 16678, 19034, 33356, 38068, 41695, 47585, 82583, 83390, 95170, 165166, 166780, 190340, 330332, 412915, 825830, 1651660, 2560073, 5120146, 10240292, 12800365, 25600730, 51201460]

約数ペア:

[(1, 51201460), (2, 25600730), (4, 12800365), (5, 10240292), (10, 5120146), (20, 2560073), (31, 1651660), (62, 825830), (124, 412915), (155, 330332), (269, 190340), (307, 166780), (310, 165166), (538, 95170), (614, 83390), (620, 82583), (1076, 47585), (1228, 41695), (1345, 38068), (1535, 33356), (2690, 19034), (3070, 16678), (5380, 9517), (6140, 8339)]