28414925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 45532800

約数和(自身を除く): 17117875

約数列:

[1, 5, 7, 11, 25, 29, 35, 55, 77, 145, 175, 203, 275, 319, 385, 509, 725, 1015, 1595, 1925, 2233, 2545, 3563, 5075, 5599, 7975, 11165, 12725, 14761, 17815, 27995, 39193, 55825, 73805, 89075, 103327, 139975, 162371, 195965, 369025, 516635, 811855, 979825, 1136597, 2583175, 4059275, 5682985, 28414925]

約数ペア:

[(1, 28414925), (5, 5682985), (7, 4059275), (11, 2583175), (25, 1136597), (29, 979825), (35, 811855), (55, 516635), (77, 369025), (145, 195965), (175, 162371), (203, 139975), (275, 103327), (319, 89075), (385, 73805), (509, 55825), (725, 39193), (1015, 27995), (1595, 17815), (1925, 14761), (2233, 12725), (2545, 11165), (3563, 7975), (5075, 5599)]