2149854400

素因数分解:

$2^6\times 5^2\times {\mathrm{521}}^1\times {\mathrm{2579}}^1$

素因数の和:3122

約数の個数: 84

約数和(自身を含む): 5302194120

約数和(自身を除く): 3152339720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 521, 800, 1042, 1600, 2084, 2579, 2605, 4168, 5158, 5210, 8336, 10316, 10420, 12895, 13025, 16672, 20632, 20840, 25790, 26050, 33344, 41264, 41680, 51580, 52100, 64475, 82528, 83360, 103160, 104200, 128950, 165056, 166720, 206320, 208400, 257900, 412640, 416800, 515800, 825280, 833600, 1031600, 1343659, 2063200, 2687318, 4126400, 5374636, 6718295, 10749272, 13436590, 21498544, 26873180, 33591475, 42997088, 53746360, 67182950, 85994176, 107492720, 134365900, 214985440, 268731800, 429970880, 537463600, 1074927200, 2149854400]

約数ペア:

[(1, 2149854400), (2, 1074927200), (4, 537463600), (5, 429970880), (8, 268731800), (10, 214985440), (16, 134365900), (20, 107492720), (25, 85994176), (32, 67182950), (40, 53746360), (50, 42997088), (64, 33591475), (80, 26873180), (100, 21498544), (160, 13436590), (200, 10749272), (320, 6718295), (400, 5374636), (521, 4126400), (800, 2687318), (1042, 2063200), (1600, 1343659), (2084, 1031600), (2579, 833600), (2605, 825280), (4168, 515800), (5158, 416800), (5210, 412640), (8336, 257900), (10316, 208400), (10420, 206320), (12895, 166720), (13025, 165056), (16672, 128950), (20632, 104200), (20840, 103160), (25790, 83360), (26050, 82528), (33344, 64475), (41264, 52100), (41680, 51580)]