127015040

素因数分解:

$2^7\times 5^1\times {\mathrm{198461}}^1$

素因数の和:198480

約数の個数: 32

約数和(自身を含む): 303646860

約数和(自身を除く): 176631820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 198461, 396922, 793844, 992305, 1587688, 1984610, 3175376, 3969220, 6350752, 7938440, 12701504, 15876880, 25403008, 31753760, 63507520, 127015040]

約数ペア:

[(1, 127015040), (2, 63507520), (4, 31753760), (5, 25403008), (8, 15876880), (10, 12701504), (16, 7938440), (20, 6350752), (32, 3969220), (40, 3175376), (64, 1984610), (80, 1587688), (128, 992305), (160, 793844), (320, 396922), (640, 198461)]