256350400

素因数分解:

$2^6\times 5^2\times {\mathrm{53}}^1\times {\mathrm{3023}}^1$

素因数の和:3098

約数の個数: 84

約数和(自身を含む): 642896352

約数和(自身を除く): 386545952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 64, 80, 100, 106, 160, 200, 212, 265, 320, 400, 424, 530, 800, 848, 1060, 1325, 1600, 1696, 2120, 2650, 3023, 3392, 4240, 5300, 6046, 8480, 10600, 12092, 15115, 16960, 21200, 24184, 30230, 42400, 48368, 60460, 75575, 84800, 96736, 120920, 151150, 160219, 193472, 241840, 302300, 320438, 483680, 604600, 640876, 801095, 967360, 1209200, 1281752, 1602190, 2418400, 2563504, 3204380, 4005475, 4836800, 5127008, 6408760, 8010950, 10254016, 12817520, 16021900, 25635040, 32043800, 51270080, 64087600, 128175200, 256350400]

約数ペア:

[(1, 256350400), (2, 128175200), (4, 64087600), (5, 51270080), (8, 32043800), (10, 25635040), (16, 16021900), (20, 12817520), (25, 10254016), (32, 8010950), (40, 6408760), (50, 5127008), (53, 4836800), (64, 4005475), (80, 3204380), (100, 2563504), (106, 2418400), (160, 1602190), (200, 1281752), (212, 1209200), (265, 967360), (320, 801095), (400, 640876), (424, 604600), (530, 483680), (800, 320438), (848, 302300), (1060, 241840), (1325, 193472), (1600, 160219), (1696, 151150), (2120, 120920), (2650, 96736), (3023, 84800), (3392, 75575), (4240, 60460), (5300, 48368), (6046, 42400), (8480, 30230), (10600, 24184), (12092, 21200), (15115, 16960)]