20155482050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{659}}^1\times {\mathrm{55609}}^1$

素因数の和:56291

約数の個数: 48

約数和(自身を含む): 40960101600

約数和(自身を除く): 20804619550

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 659, 1318, 3295, 6590, 7249, 14498, 16475, 32950, 36245, 55609, 72490, 111218, 181225, 278045, 362450, 556090, 611699, 1223398, 1390225, 2780450, 3058495, 6116990, 15292475, 30584950, 36646331, 73292662, 183231655, 366463310, 403109641, 806219282, 916158275, 1832316550, 2015548205, 4031096410, 10077741025, 20155482050]

約数ペア:

[(1, 20155482050), (2, 10077741025), (5, 4031096410), (10, 2015548205), (11, 1832316550), (22, 916158275), (25, 806219282), (50, 403109641), (55, 366463310), (110, 183231655), (275, 73292662), (550, 36646331), (659, 30584950), (1318, 15292475), (3295, 6116990), (6590, 3058495), (7249, 2780450), (14498, 1390225), (16475, 1223398), (32950, 611699), (36245, 556090), (55609, 362450), (72490, 278045), (111218, 181225)]