101798800

素因数分解:

$2^4\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1621}}^1$

素因数の和:1796

約数の個数: 60

約数和(自身を含む): 246281236

約数和(自身を除く): 144482436

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 157, 200, 314, 400, 628, 785, 1256, 1570, 1621, 2512, 3140, 3242, 3925, 6280, 6484, 7850, 8105, 12560, 12968, 15700, 16210, 25936, 31400, 32420, 40525, 62800, 64840, 81050, 129680, 162100, 254497, 324200, 508994, 648400, 1017988, 1272485, 2035976, 2544970, 4071952, 5089940, 6362425, 10179880, 12724850, 20359760, 25449700, 50899400, 101798800]

約数ペア:

[(1, 101798800), (2, 50899400), (4, 25449700), (5, 20359760), (8, 12724850), (10, 10179880), (16, 6362425), (20, 5089940), (25, 4071952), (40, 2544970), (50, 2035976), (80, 1272485), (100, 1017988), (157, 648400), (200, 508994), (314, 324200), (400, 254497), (628, 162100), (785, 129680), (1256, 81050), (1570, 64840), (1621, 62800), (2512, 40525), (3140, 32420), (3242, 31400), (3925, 25936), (6280, 16210), (6484, 15700), (7850, 12968), (8105, 12560)]