128547115

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1399}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 174182400

約数和(自身を除く): 45635285

約数列:

[1, 5, 17, 23, 47, 85, 115, 235, 391, 799, 1081, 1399, 1955, 3995, 5405, 6995, 18377, 23783, 32177, 65753, 91885, 118915, 160885, 328765, 547009, 1117801, 1512319, 2735045, 5589005, 7561595, 25709423, 128547115]

約数ペア:

[(1, 128547115), (5, 25709423), (17, 7561595), (23, 5589005), (47, 2735045), (85, 1512319), (115, 1117801), (235, 547009), (391, 328765), (799, 160885), (1081, 118915), (1399, 91885), (1955, 65753), (3995, 32177), (5405, 23783), (6995, 18377)]