1275842890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1433}}^1$

素因数の和:1556

約数の個数: 96

約数和(自身を含む): 2824865280

約数和(自身を除く): 1549022390

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 79, 98, 115, 158, 161, 230, 245, 322, 395, 490, 553, 790, 805, 1106, 1127, 1433, 1610, 1817, 2254, 2765, 2866, 3634, 3871, 5530, 5635, 7165, 7742, 9085, 10031, 11270, 12719, 14330, 18170, 19355, 20062, 25438, 32959, 38710, 50155, 63595, 65918, 70217, 89033, 100310, 113207, 127190, 140434, 164795, 178066, 226414, 230713, 329590, 351085, 445165, 461426, 566035, 702170, 792449, 890330, 1132070, 1153565, 1584898, 1614991, 2307130, 2603761, 3229982, 3962245, 5207522, 5547143, 7924490, 8074955, 11094286, 13018805, 16149910, 18226327, 26037610, 27735715, 36452654, 55471430, 91131635, 127584289, 182263270, 255168578, 637921445, 1275842890]

約数ペア:

[(1, 1275842890), (2, 637921445), (5, 255168578), (7, 182263270), (10, 127584289), (14, 91131635), (23, 55471430), (35, 36452654), (46, 27735715), (49, 26037610), (70, 18226327), (79, 16149910), (98, 13018805), (115, 11094286), (158, 8074955), (161, 7924490), (230, 5547143), (245, 5207522), (322, 3962245), (395, 3229982), (490, 2603761), (553, 2307130), (790, 1614991), (805, 1584898), (1106, 1153565), (1127, 1132070), (1433, 890330), (1610, 792449), (1817, 702170), (2254, 566035), (2765, 461426), (2866, 445165), (3634, 351085), (3871, 329590), (5530, 230713), (5635, 226414), (7165, 178066), (7742, 164795), (9085, 140434), (10031, 127190), (11270, 113207), (12719, 100310), (14330, 89033), (18170, 70217), (19355, 65918), (20062, 63595), (25438, 50155), (32959, 38710)]