74872645

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 96307200

約数和(自身を除く): 21434555

約数列:

[1, 5, 37, 47, 79, 109, 185, 235, 395, 545, 1739, 2923, 3713, 4033, 5123, 8611, 8695, 14615, 18565, 20165, 25615, 43055, 137381, 189551, 318607, 404717, 686905, 947755, 1593035, 2023585, 14974529, 74872645]

約数ペア:

[(1, 74872645), (5, 14974529), (37, 2023585), (47, 1593035), (79, 947755), (109, 686905), (185, 404717), (235, 318607), (395, 189551), (545, 137381), (1739, 43055), (2923, 25615), (3713, 20165), (4033, 18565), (5123, 14615), (8611, 8695)]