201364625

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20921}}^1$

素因数の和:20954

約数の個数: 32

約数和(自身を含む): 313327872

約数和(自身を除く): 111963247

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 875, 1375, 1925, 9625, 20921, 104605, 146447, 230131, 523025, 732235, 1150655, 1610917, 2615125, 3661175, 5753275, 8054585, 18305875, 28766375, 40272925, 201364625]

約数ペア:

[(1, 201364625), (5, 40272925), (7, 28766375), (11, 18305875), (25, 8054585), (35, 5753275), (55, 3661175), (77, 2615125), (125, 1610917), (175, 1150655), (275, 732235), (385, 523025), (875, 230131), (1375, 146447), (1925, 104605), (9625, 20921)]