99898775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2447}}^1$

素因数の和:2551

約数の個数: 24

約数和(自身を含む): 131134464

約数和(自身を除く): 31235689

約数列:

[1, 5, 23, 25, 71, 115, 355, 575, 1633, 1775, 2447, 8165, 12235, 40825, 56281, 61175, 173737, 281405, 868685, 1407025, 3995951, 4343425, 19979755, 99898775]

約数ペア:

[(1, 99898775), (5, 19979755), (23, 4343425), (25, 3995951), (71, 1407025), (115, 868685), (355, 281405), (575, 173737), (1633, 61175), (1775, 56281), (2447, 40825), (8165, 12235)]