80987672

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{653}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 156567600

約数和(自身を除く): 75579928

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 419, 653, 838, 1306, 1676, 2612, 3352, 5224, 15503, 24161, 31006, 48322, 62012, 96644, 124024, 193288, 273607, 547214, 1094428, 2188856, 10123459, 20246918, 40493836, 80987672]

約数ペア:

[(1, 80987672), (2, 40493836), (4, 20246918), (8, 10123459), (37, 2188856), (74, 1094428), (148, 547214), (296, 273607), (419, 193288), (653, 124024), (838, 96644), (1306, 62012), (1676, 48322), (2612, 31006), (3352, 24161), (5224, 15503)]