284224325

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{409}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 464880960

約数和(自身を除く): 180656635

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 95, 133, 175, 209, 275, 361, 385, 409, 475, 665, 1045, 1463, 1805, 1925, 2045, 2527, 2863, 3325, 3971, 4499, 5225, 7315, 7771, 9025, 10225, 12635, 14315, 19855, 22495, 27797, 31493, 36575, 38855, 54397, 63175, 71575, 85481, 99275, 112475, 138985, 147649, 157465, 194275, 271985, 427405, 598367, 694925, 738245, 787325, 1033543, 1359925, 1624139, 2137025, 2991835, 3691225, 5167715, 8120695, 11368973, 14959175, 25838575, 40603475, 56844865, 284224325]

約数ペア:

[(1, 284224325), (5, 56844865), (7, 40603475), (11, 25838575), (19, 14959175), (25, 11368973), (35, 8120695), (55, 5167715), (77, 3691225), (95, 2991835), (133, 2137025), (175, 1624139), (209, 1359925), (275, 1033543), (361, 787325), (385, 738245), (409, 694925), (475, 598367), (665, 427405), (1045, 271985), (1463, 194275), (1805, 157465), (1925, 147649), (2045, 138985), (2527, 112475), (2863, 99275), (3325, 85481), (3971, 71575), (4499, 63175), (5225, 54397), (7315, 38855), (7771, 36575), (9025, 31493), (10225, 27797), (12635, 22495), (14315, 19855)]