100006400

素因数分解:

$2^9\times 5^2\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:642

約数の個数: 120

約数和(自身を含む): 267277164

約数和(自身を除く): 167270764

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, 512, 520, 601, 640, 650, 800, 832, 1040, 1202, 1280, 1300, 1600, 1664, 2080, 2404, 2560, 2600, 3005, 3200, 3328, 4160, 4808, 5200, 6010, 6400, 6656, 7813, 8320, 9616, 10400, 12020, 12800, 15025, 15626, 16640, 19232, 20800, 24040, 30050, 31252, 33280, 38464, 39065, 41600, 48080, 60100, 62504, 76928, 78130, 83200, 96160, 120200, 125008, 153856, 156260, 166400, 192320, 195325, 240400, 250016, 307712, 312520, 384640, 390650, 480800, 500032, 625040, 769280, 781300, 961600, 1000064, 1250080, 1538560, 1562600, 1923200, 2000128, 2500160, 3125200, 3846400, 4000256, 5000320, 6250400, 7692800, 10000640, 12500800, 20001280, 25001600, 50003200, 100006400]

約数ペア:

[(1, 100006400), (2, 50003200), (4, 25001600), (5, 20001280), (8, 12500800), (10, 10000640), (13, 7692800), (16, 6250400), (20, 5000320), (25, 4000256), (26, 3846400), (32, 3125200), (40, 2500160), (50, 2000128), (52, 1923200), (64, 1562600), (65, 1538560), (80, 1250080), (100, 1000064), (104, 961600), (128, 781300), (130, 769280), (160, 625040), (200, 500032), (208, 480800), (256, 390650), (260, 384640), (320, 312520), (325, 307712), (400, 250016), (416, 240400), (512, 195325), (520, 192320), (601, 166400), (640, 156260), (650, 153856), (800, 125008), (832, 120200), (1040, 96160), (1202, 83200), (1280, 78130), (1300, 76928), (1600, 62504), (1664, 60100), (2080, 48080), (2404, 41600), (2560, 39065), (2600, 38464), (3005, 33280), (3200, 31252), (3328, 30050), (4160, 24040), (4808, 20800), (5200, 19232), (6010, 16640), (6400, 15626), (6656, 15025), (7813, 12800), (8320, 12020), (9616, 10400)]