25941420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4649}}^1$

素因数の和:4695

約数の個数: 72

約数和(自身を含む): 81244800

約数和(自身を除く): 55303380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 4649, 5580, 9298, 13947, 18596, 23245, 27894, 41841, 46490, 55788, 69735, 83682, 92980, 139470, 144119, 167364, 209205, 278940, 288238, 418410, 432357, 576476, 720595, 836820, 864714, 1297071, 1441190, 1729428, 2161785, 2594142, 2882380, 4323570, 5188284, 6485355, 8647140, 12970710, 25941420]

約数ペア:

[(1, 25941420), (2, 12970710), (3, 8647140), (4, 6485355), (5, 5188284), (6, 4323570), (9, 2882380), (10, 2594142), (12, 2161785), (15, 1729428), (18, 1441190), (20, 1297071), (30, 864714), (31, 836820), (36, 720595), (45, 576476), (60, 432357), (62, 418410), (90, 288238), (93, 278940), (124, 209205), (155, 167364), (180, 144119), (186, 139470), (279, 92980), (310, 83682), (372, 69735), (465, 55788), (558, 46490), (620, 41841), (930, 27894), (1116, 23245), (1395, 18596), (1860, 13947), (2790, 9298), (4649, 5580)]