25444325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 36961920

約数和(自身を除く): 11517595

約数列:

[1, 5, 17, 19, 23, 25, 85, 95, 115, 137, 323, 391, 425, 437, 475, 575, 685, 1615, 1955, 2185, 2329, 2603, 3151, 3425, 7429, 8075, 9775, 10925, 11645, 13015, 15755, 37145, 44251, 53567, 58225, 59869, 65075, 78775, 185725, 221255, 267835, 299345, 1017773, 1106275, 1339175, 1496725, 5088865, 25444325]

約数ペア:

[(1, 25444325), (5, 5088865), (17, 1496725), (19, 1339175), (23, 1106275), (25, 1017773), (85, 299345), (95, 267835), (115, 221255), (137, 185725), (323, 78775), (391, 65075), (425, 59869), (437, 58225), (475, 53567), (575, 44251), (685, 37145), (1615, 15755), (1955, 13015), (2185, 11645), (2329, 10925), (2603, 9775), (3151, 8075), (3425, 7429)]