1139969125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:607

約数の個数: 64

約数和(自身を含む): 1603929600

約数和(自身を除く): 463960475

約数列:

[1, 5, 19, 23, 25, 41, 95, 115, 125, 205, 437, 475, 509, 575, 779, 943, 1025, 2185, 2375, 2545, 2875, 3895, 4715, 5125, 9671, 10925, 11707, 12725, 17917, 19475, 20869, 23575, 48355, 54625, 58535, 63625, 89585, 97375, 104345, 117875, 222433, 241775, 292675, 396511, 447925, 479987, 521725, 1112165, 1208875, 1463375, 1982555, 2239625, 2399935, 2608625, 5560825, 9119753, 9912775, 11999675, 27804125, 45598765, 49563875, 59998375, 227993825, 1139969125]

約数ペア:

[(1, 1139969125), (5, 227993825), (19, 59998375), (23, 49563875), (25, 45598765), (41, 27804125), (95, 11999675), (115, 9912775), (125, 9119753), (205, 5560825), (437, 2608625), (475, 2399935), (509, 2239625), (575, 1982555), (779, 1463375), (943, 1208875), (1025, 1112165), (2185, 521725), (2375, 479987), (2545, 447925), (2875, 396511), (3895, 292675), (4715, 241775), (5125, 222433), (9671, 117875), (10925, 104345), (11707, 97375), (12725, 89585), (17917, 63625), (19475, 58535), (20869, 54625), (23575, 48355)]