50003200

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:640

約数の個数: 108

約数和(自身を含む): 133507948

約数和(自身を除く): 83504748

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 520, 601, 640, 650, 800, 832, 1040, 1202, 1280, 1300, 1600, 1664, 2080, 2404, 2600, 3005, 3200, 3328, 4160, 4808, 5200, 6010, 6400, 7813, 8320, 9616, 10400, 12020, 15025, 15626, 16640, 19232, 20800, 24040, 30050, 31252, 38464, 39065, 41600, 48080, 60100, 62504, 76928, 78130, 83200, 96160, 120200, 125008, 153856, 156260, 192320, 195325, 240400, 250016, 312520, 384640, 390650, 480800, 500032, 625040, 769280, 781300, 961600, 1000064, 1250080, 1562600, 1923200, 2000128, 2500160, 3125200, 3846400, 5000320, 6250400, 10000640, 12500800, 25001600, 50003200]

約数ペア:

[(1, 50003200), (2, 25001600), (4, 12500800), (5, 10000640), (8, 6250400), (10, 5000320), (13, 3846400), (16, 3125200), (20, 2500160), (25, 2000128), (26, 1923200), (32, 1562600), (40, 1250080), (50, 1000064), (52, 961600), (64, 781300), (65, 769280), (80, 625040), (100, 500032), (104, 480800), (128, 390650), (130, 384640), (160, 312520), (200, 250016), (208, 240400), (256, 195325), (260, 192320), (320, 156260), (325, 153856), (400, 125008), (416, 120200), (520, 96160), (601, 83200), (640, 78130), (650, 76928), (800, 62504), (832, 60100), (1040, 48080), (1202, 41600), (1280, 39065), (1300, 38464), (1600, 31252), (1664, 30050), (2080, 24040), (2404, 20800), (2600, 19232), (3005, 16640), (3200, 15626), (3328, 15025), (4160, 12020), (4808, 10400), (5200, 9616), (6010, 8320), (6400, 7813)]