51341290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:284

約数の個数: 128

約数和(自身を含む): 130056192

約数和(自身を除く): 78714902

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 23, 26, 35, 46, 55, 65, 70, 77, 91, 110, 115, 130, 143, 154, 161, 182, 223, 230, 253, 286, 299, 322, 385, 446, 455, 506, 598, 715, 770, 805, 910, 1001, 1115, 1265, 1430, 1495, 1561, 1610, 1771, 2002, 2093, 2230, 2453, 2530, 2899, 2990, 3122, 3289, 3542, 4186, 4906, 5005, 5129, 5798, 6578, 7805, 8855, 10010, 10258, 10465, 12265, 14495, 15610, 16445, 17171, 17710, 20293, 20930, 23023, 24530, 25645, 28990, 31889, 32890, 34342, 35903, 40586, 46046, 51290, 56419, 63778, 66677, 71806, 85855, 101465, 112838, 115115, 133354, 159445, 171710, 179515, 202930, 223223, 230230, 282095, 318890, 333385, 359030, 394933, 446446, 466739, 564190, 666770, 733447, 789866, 933478, 1116115, 1466894, 1974665, 2232230, 2333695, 3667235, 3949330, 4667390, 5134129, 7334470, 10268258, 25670645, 51341290]

約数ペア:

[(1, 51341290), (2, 25670645), (5, 10268258), (7, 7334470), (10, 5134129), (11, 4667390), (13, 3949330), (14, 3667235), (22, 2333695), (23, 2232230), (26, 1974665), (35, 1466894), (46, 1116115), (55, 933478), (65, 789866), (70, 733447), (77, 666770), (91, 564190), (110, 466739), (115, 446446), (130, 394933), (143, 359030), (154, 333385), (161, 318890), (182, 282095), (223, 230230), (230, 223223), (253, 202930), (286, 179515), (299, 171710), (322, 159445), (385, 133354), (446, 115115), (455, 112838), (506, 101465), (598, 85855), (715, 71806), (770, 66677), (805, 63778), (910, 56419), (1001, 51290), (1115, 46046), (1265, 40586), (1430, 35903), (1495, 34342), (1561, 32890), (1610, 31889), (1771, 28990), (2002, 25645), (2093, 24530), (2230, 23023), (2453, 20930), (2530, 20293), (2899, 17710), (2990, 17171), (3122, 16445), (3289, 15610), (3542, 14495), (4186, 12265), (4906, 10465), (5005, 10258), (5129, 10010), (5798, 8855), (6578, 7805)]