80605120

素因数分解:

$2^6\times 5^1\times {\mathrm{331}}^1\times {\mathrm{761}}^1$

素因数の和:1109

約数の個数: 56

約数和(自身を含む): 192773808

約数和(自身を除く): 112168688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 331, 662, 761, 1324, 1522, 1655, 2648, 3044, 3310, 3805, 5296, 6088, 6620, 7610, 10592, 12176, 13240, 15220, 21184, 24352, 26480, 30440, 48704, 52960, 60880, 105920, 121760, 243520, 251891, 503782, 1007564, 1259455, 2015128, 2518910, 4030256, 5037820, 8060512, 10075640, 16121024, 20151280, 40302560, 80605120]

約数ペア:

[(1, 80605120), (2, 40302560), (4, 20151280), (5, 16121024), (8, 10075640), (10, 8060512), (16, 5037820), (20, 4030256), (32, 2518910), (40, 2015128), (64, 1259455), (80, 1007564), (160, 503782), (320, 251891), (331, 243520), (662, 121760), (761, 105920), (1324, 60880), (1522, 52960), (1655, 48704), (2648, 30440), (3044, 26480), (3310, 24352), (3805, 21184), (5296, 15220), (6088, 13240), (6620, 12176), (7610, 10592)]