1978721350

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{631}}^1\times {\mathrm{1063}}^1$

素因数の和:1765

約数の個数: 48

約数和(自身を含む): 3752259840

約数和(自身を除く): 1773538490

約数列:

[1, 2, 5, 10, 25, 50, 59, 118, 295, 590, 631, 1063, 1262, 1475, 2126, 2950, 3155, 5315, 6310, 10630, 15775, 26575, 31550, 37229, 53150, 62717, 74458, 125434, 186145, 313585, 372290, 627170, 670753, 930725, 1341506, 1567925, 1861450, 3135850, 3353765, 6707530, 16768825, 33537650, 39574427, 79148854, 197872135, 395744270, 989360675, 1978721350]

約数ペア:

[(1, 1978721350), (2, 989360675), (5, 395744270), (10, 197872135), (25, 79148854), (50, 39574427), (59, 33537650), (118, 16768825), (295, 6707530), (590, 3353765), (631, 3135850), (1063, 1861450), (1262, 1567925), (1475, 1341506), (2126, 930725), (2950, 670753), (3155, 627170), (5315, 372290), (6310, 313585), (10630, 186145), (15775, 125434), (26575, 74458), (31550, 62717), (37229, 53150)]