99430400

素因数分解:

$2^{12}\times 5^2\times {\mathrm{971}}^1$

素因数の和:1005

約数の個数: 78

約数和(自身を含む): 246811212

約数和(自身を除く): 147380812

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, 971, 1024, 1280, 1600, 1942, 2048, 2560, 3200, 3884, 4096, 4855, 5120, 6400, 7768, 9710, 10240, 12800, 15536, 19420, 20480, 24275, 25600, 31072, 38840, 48550, 51200, 62144, 77680, 97100, 102400, 124288, 155360, 194200, 248576, 310720, 388400, 497152, 621440, 776800, 994304, 1242880, 1553600, 1988608, 2485760, 3107200, 3977216, 4971520, 6214400, 9943040, 12428800, 19886080, 24857600, 49715200, 99430400]

約数ペア:

[(1, 99430400), (2, 49715200), (4, 24857600), (5, 19886080), (8, 12428800), (10, 9943040), (16, 6214400), (20, 4971520), (25, 3977216), (32, 3107200), (40, 2485760), (50, 1988608), (64, 1553600), (80, 1242880), (100, 994304), (128, 776800), (160, 621440), (200, 497152), (256, 388400), (320, 310720), (400, 248576), (512, 194200), (640, 155360), (800, 124288), (971, 102400), (1024, 97100), (1280, 77680), (1600, 62144), (1942, 51200), (2048, 48550), (2560, 38840), (3200, 31072), (3884, 25600), (4096, 24275), (4855, 20480), (5120, 19420), (6400, 15536), (7768, 12800), (9710, 10240)]