80532560

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{4177}}^1$

素因数の和:4431

約数の個数: 40

約数和(自身を含む): 188060136

約数和(自身を除く): 107527576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2410, 3856, 4177, 4820, 8354, 9640, 16708, 19280, 20885, 33416, 41770, 66832, 83540, 167080, 334160, 1006657, 2013314, 4026628, 5033285, 8053256, 10066570, 16106512, 20133140, 40266280, 80532560]

約数ペア:

[(1, 80532560), (2, 40266280), (4, 20133140), (5, 16106512), (8, 10066570), (10, 8053256), (16, 5033285), (20, 4026628), (40, 2013314), (80, 1006657), (241, 334160), (482, 167080), (964, 83540), (1205, 66832), (1928, 41770), (2410, 33416), (3856, 20885), (4177, 19280), (4820, 16708), (8354, 9640)]