253132520

素因数分解:

$2^3\times 5^1\times {\mathrm{1481}}^1\times {\mathrm{4273}}^1$

素因数の和:5765

約数の個数: 32

約数和(自身を含む): 570066120

約数和(自身を除く): 316933600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1481, 2962, 4273, 5924, 7405, 8546, 11848, 14810, 17092, 21365, 29620, 34184, 42730, 59240, 85460, 170920, 6328313, 12656626, 25313252, 31641565, 50626504, 63283130, 126566260, 253132520]

約数ペア:

[(1, 253132520), (2, 126566260), (4, 63283130), (5, 50626504), (8, 31641565), (10, 25313252), (20, 12656626), (40, 6328313), (1481, 170920), (2962, 85460), (4273, 59240), (5924, 42730), (7405, 34184), (8546, 29620), (11848, 21365), (14810, 17092)]