200550400

素因数分解:

$2^{11}\times 5^2\times {\mathrm{3917}}^1$

素因数の和:3949

約数の個数: 72

約数和(自身を含む): 497370510

約数和(自身を除く): 296820110

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 2048, 2560, 3200, 3917, 5120, 6400, 7834, 10240, 12800, 15668, 19585, 25600, 31336, 39170, 51200, 62672, 78340, 97925, 125344, 156680, 195850, 250688, 313360, 391700, 501376, 626720, 783400, 1002752, 1253440, 1566800, 2005504, 2506880, 3133600, 4011008, 5013760, 6267200, 8022016, 10027520, 12534400, 20055040, 25068800, 40110080, 50137600, 100275200, 200550400]

約数ペア:

[(1, 200550400), (2, 100275200), (4, 50137600), (5, 40110080), (8, 25068800), (10, 20055040), (16, 12534400), (20, 10027520), (25, 8022016), (32, 6267200), (40, 5013760), (50, 4011008), (64, 3133600), (80, 2506880), (100, 2005504), (128, 1566800), (160, 1253440), (200, 1002752), (256, 783400), (320, 626720), (400, 501376), (512, 391700), (640, 313360), (800, 250688), (1024, 195850), (1280, 156680), (1600, 125344), (2048, 97925), (2560, 78340), (3200, 62672), (3917, 51200), (5120, 39170), (6400, 31336), (7834, 25600), (10240, 19585), (12800, 15668)]