1285289425

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{1009}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 1893628800

約数和(自身を除く): 608339375

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 251, 725, 1009, 1015, 1255, 1757, 5045, 5075, 6275, 7063, 7279, 8785, 25225, 29261, 35315, 36395, 43925, 50953, 146305, 176575, 181975, 204827, 253259, 254765, 731525, 1024135, 1266295, 1273825, 1772813, 5120675, 6331475, 7344511, 8864065, 36722555, 44320325, 51411577, 183612775, 257057885, 1285289425]

約数ペア:

[(1, 1285289425), (5, 257057885), (7, 183612775), (25, 51411577), (29, 44320325), (35, 36722555), (145, 8864065), (175, 7344511), (203, 6331475), (251, 5120675), (725, 1772813), (1009, 1273825), (1015, 1266295), (1255, 1024135), (1757, 731525), (5045, 254765), (5075, 253259), (6275, 204827), (7063, 181975), (7279, 176575), (8785, 146305), (25225, 50953), (29261, 43925), (35315, 36395)]