284320085

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 429496320

約数和(自身を除く): 145176235

約数列:

[1, 5, 7, 19, 35, 43, 61, 95, 133, 163, 215, 301, 305, 427, 665, 815, 817, 1141, 1159, 1505, 2135, 2623, 3097, 4085, 5705, 5719, 5795, 7009, 8113, 9943, 13115, 15485, 18361, 21679, 28595, 35045, 40565, 49063, 49715, 49837, 69601, 91805, 108395, 133171, 188917, 245315, 249185, 348005, 348859, 427549, 665855, 932197, 944585, 1322419, 1744295, 2137745, 2992843, 4660985, 6612095, 8123431, 14964215, 40617155, 56864017, 284320085]

約数ペア:

[(1, 284320085), (5, 56864017), (7, 40617155), (19, 14964215), (35, 8123431), (43, 6612095), (61, 4660985), (95, 2992843), (133, 2137745), (163, 1744295), (215, 1322419), (301, 944585), (305, 932197), (427, 665855), (665, 427549), (815, 348859), (817, 348005), (1141, 249185), (1159, 245315), (1505, 188917), (2135, 133171), (2623, 108395), (3097, 91805), (4085, 69601), (5705, 49837), (5719, 49715), (5795, 49063), (7009, 40565), (8113, 35045), (9943, 28595), (13115, 21679), (15485, 18361)]