127099520

素因数分解:

$2^7\times 5^1\times {\mathrm{198593}}^1$

素因数の和:198612

約数の個数: 32

約数和(自身を含む): 303848820

約数和(自身を除く): 176749300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 198593, 397186, 794372, 992965, 1588744, 1985930, 3177488, 3971860, 6354976, 7943720, 12709952, 15887440, 25419904, 31774880, 63549760, 127099520]

約数ペア:

[(1, 127099520), (2, 63549760), (4, 31774880), (5, 25419904), (8, 15887440), (10, 12709952), (16, 7943720), (20, 6354976), (32, 3971860), (40, 3177488), (64, 1985930), (80, 1588744), (128, 992965), (160, 794372), (320, 397186), (640, 198593)]