78494800

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{3217}}^1$

素因数の和:3296

約数の個数: 60

約数和(自身を含む): 191734876

約数和(自身を除く): 113240076

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1220, 1525, 2440, 3050, 3217, 4880, 6100, 6434, 12200, 12868, 16085, 24400, 25736, 32170, 51472, 64340, 80425, 128680, 160850, 196237, 257360, 321700, 392474, 643400, 784948, 981185, 1286800, 1569896, 1962370, 3139792, 3924740, 4905925, 7849480, 9811850, 15698960, 19623700, 39247400, 78494800]

約数ペア:

[(1, 78494800), (2, 39247400), (4, 19623700), (5, 15698960), (8, 9811850), (10, 7849480), (16, 4905925), (20, 3924740), (25, 3139792), (40, 1962370), (50, 1569896), (61, 1286800), (80, 981185), (100, 784948), (122, 643400), (200, 392474), (244, 321700), (305, 257360), (400, 196237), (488, 160850), (610, 128680), (976, 80425), (1220, 64340), (1525, 51472), (2440, 32170), (3050, 25736), (3217, 24400), (4880, 16085), (6100, 12868), (6434, 12200)]