102118400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{3989}}^1$

素因数の和:4019

約数の個数: 66

約数和(自身を含む): 253193430

約数和(自身を除く): 151075030

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, 2560, 3200, 3989, 5120, 6400, 7978, 12800, 15956, 19945, 25600, 31912, 39890, 63824, 79780, 99725, 127648, 159560, 199450, 255296, 319120, 398900, 510592, 638240, 797800, 1021184, 1276480, 1595600, 2042368, 2552960, 3191200, 4084736, 5105920, 6382400, 10211840, 12764800, 20423680, 25529600, 51059200, 102118400]

約数ペア:

[(1, 102118400), (2, 51059200), (4, 25529600), (5, 20423680), (8, 12764800), (10, 10211840), (16, 6382400), (20, 5105920), (25, 4084736), (32, 3191200), (40, 2552960), (50, 2042368), (64, 1595600), (80, 1276480), (100, 1021184), (128, 797800), (160, 638240), (200, 510592), (256, 398900), (320, 319120), (400, 255296), (512, 199450), (640, 159560), (800, 127648), (1024, 99725), (1280, 79780), (1600, 63824), (2560, 39890), (3200, 31912), (3989, 25600), (5120, 19945), (6400, 15956), (7978, 12800)]