5551325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 8332800

約数和(自身を除く): 2781475

約数列:

[1, 5, 13, 19, 25, 29, 31, 65, 95, 145, 155, 247, 325, 377, 403, 475, 551, 589, 725, 775, 899, 1235, 1885, 2015, 2755, 2945, 4495, 6175, 7163, 7657, 9425, 10075, 11687, 13775, 14725, 17081, 22475, 35815, 38285, 58435, 85405, 179075, 191425, 222053, 292175, 427025, 1110265, 5551325]

約数ペア:

[(1, 5551325), (5, 1110265), (13, 427025), (19, 292175), (25, 222053), (29, 191425), (31, 179075), (65, 85405), (95, 58435), (145, 38285), (155, 35815), (247, 22475), (325, 17081), (377, 14725), (403, 13775), (475, 11687), (551, 10075), (589, 9425), (725, 7657), (775, 7163), (899, 6175), (1235, 4495), (1885, 2945), (2015, 2755)]