12982100

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{991}}^1$

素因数の和:1136

約数の個数: 36

約数和(自身を含む): 28414848

約数和(自身を除く): 15432748

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 524, 655, 991, 1310, 1982, 2620, 3275, 3964, 4955, 6550, 9910, 13100, 19820, 24775, 49550, 99100, 129821, 259642, 519284, 649105, 1298210, 2596420, 3245525, 6491050, 12982100]

約数ペア:

[(1, 12982100), (2, 6491050), (4, 3245525), (5, 2596420), (10, 1298210), (20, 649105), (25, 519284), (50, 259642), (100, 129821), (131, 99100), (262, 49550), (524, 24775), (655, 19820), (991, 13100), (1310, 9910), (1982, 6550), (2620, 4955), (3275, 3964)]