201542845

素因数分解:

$5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 281698560

約数和(自身を除く): 80155715

約数列:

[1, 5, 7, 35, 113, 131, 389, 565, 655, 791, 917, 1945, 2723, 3955, 4585, 13615, 14803, 43957, 50959, 74015, 103621, 219785, 254795, 307699, 356713, 518105, 1538495, 1783565, 5758367, 28791835, 40308569, 201542845]

約数ペア:

[(1, 201542845), (5, 40308569), (7, 28791835), (35, 5758367), (113, 1783565), (131, 1538495), (389, 518105), (565, 356713), (655, 307699), (791, 254795), (917, 219785), (1945, 103621), (2723, 74015), (3955, 50959), (4585, 43957), (13615, 14803)]