201391925

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1637}}^1$

素因数の和:1710

約数の個数: 48

約数和(自身を含む): 308730240

約数和(自身を除く): 107338315

約数列:

[1, 5, 7, 19, 25, 35, 37, 95, 133, 175, 185, 259, 475, 665, 703, 925, 1295, 1637, 3325, 3515, 4921, 6475, 8185, 11459, 17575, 24605, 31103, 40925, 57295, 60569, 123025, 155515, 217721, 286475, 302845, 423983, 777575, 1088605, 1150811, 1514225, 2119915, 5443025, 5754055, 8055677, 10599575, 28770275, 40278385, 201391925]

約数ペア:

[(1, 201391925), (5, 40278385), (7, 28770275), (19, 10599575), (25, 8055677), (35, 5754055), (37, 5443025), (95, 2119915), (133, 1514225), (175, 1150811), (185, 1088605), (259, 777575), (475, 423983), (665, 302845), (703, 286475), (925, 217721), (1295, 155515), (1637, 123025), (3325, 60569), (3515, 57295), (4921, 40925), (6475, 31103), (8185, 24605), (11459, 17575)]