72800320

素因数分解:

$2^6\times 5^1\times {\mathrm{227501}}^1$

素因数の和:227518

約数の個数: 28

約数和(自身を含む): 173356524

約数和(自身を除く): 100556204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 227501, 455002, 910004, 1137505, 1820008, 2275010, 3640016, 4550020, 7280032, 9100040, 14560064, 18200080, 36400160, 72800320]

約数ペア:

[(1, 72800320), (2, 36400160), (4, 18200080), (5, 14560064), (8, 9100040), (10, 7280032), (16, 4550020), (20, 3640016), (32, 2275010), (40, 1820008), (64, 1137505), (80, 910004), (160, 455002), (320, 227501)]