519883175

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 773474304

約数和(自身を除く): 253591129

約数列:

[1, 5, 7, 25, 31, 35, 61, 155, 175, 217, 305, 427, 775, 1085, 1525, 1571, 1891, 2135, 5425, 7855, 9455, 10675, 10997, 13237, 39275, 47275, 48701, 54985, 66185, 95831, 243505, 274925, 330925, 340907, 479155, 670817, 1217525, 1704535, 2395775, 2970761, 3354085, 8522675, 14853805, 16770425, 20795327, 74269025, 103976635, 519883175]

約数ペア:

[(1, 519883175), (5, 103976635), (7, 74269025), (25, 20795327), (31, 16770425), (35, 14853805), (61, 8522675), (155, 3354085), (175, 2970761), (217, 2395775), (305, 1704535), (427, 1217525), (775, 670817), (1085, 479155), (1525, 340907), (1571, 330925), (1891, 274925), (2135, 243505), (5425, 95831), (7855, 66185), (9455, 54985), (10675, 48701), (10997, 47275), (13237, 39275)]