28510367015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{20123}}^1$

素因数の和:20519

約数の個数: 32

約数和(自身を含む): 37486665216

約数和(自身を除く): 8976298201

約数列:

[1, 5, 13, 65, 71, 307, 355, 923, 1535, 3991, 4615, 19955, 20123, 21797, 100615, 108985, 261599, 283361, 1307995, 1416805, 1428733, 6177761, 7143665, 18573529, 30888805, 80310893, 92867645, 401554465, 438621031, 2193105155, 5702073403, 28510367015]

約数ペア:

[(1, 28510367015), (5, 5702073403), (13, 2193105155), (65, 438621031), (71, 401554465), (307, 92867645), (355, 80310893), (923, 30888805), (1535, 18573529), (3991, 7143665), (4615, 6177761), (19955, 1428733), (20123, 1416805), (21797, 1307995), (100615, 283361), (108985, 261599)]