103999360

素因数分解:

$2^7\times 5^1\times {\mathrm{162499}}^1$

素因数の和:162518

約数の個数: 32

約数和(自身を含む): 248625000

約数和(自身を除く): 144625640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 162499, 324998, 649996, 812495, 1299992, 1624990, 2599984, 3249980, 5199968, 6499960, 10399936, 12999920, 20799872, 25999840, 51999680, 103999360]

約数ペア:

[(1, 103999360), (2, 51999680), (4, 25999840), (5, 20799872), (8, 12999920), (10, 10399936), (16, 6499960), (20, 5199968), (32, 3249980), (40, 2599984), (64, 1624990), (80, 1299992), (128, 812495), (160, 649996), (320, 324998), (640, 162499)]