289017650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{937}}^1$

素因数の和:1179

約数の個数: 48

約数和(自身を含む): 558297600

約数和(自身を除く): 269279950

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 199, 310, 398, 775, 937, 995, 1550, 1874, 1990, 4685, 4975, 6169, 9370, 9950, 12338, 23425, 29047, 30845, 46850, 58094, 61690, 145235, 154225, 186463, 290470, 308450, 372926, 726175, 932315, 1452350, 1864630, 4661575, 5780353, 9323150, 11560706, 28901765, 57803530, 144508825, 289017650]

約数ペア:

[(1, 289017650), (2, 144508825), (5, 57803530), (10, 28901765), (25, 11560706), (31, 9323150), (50, 5780353), (62, 4661575), (155, 1864630), (199, 1452350), (310, 932315), (398, 726175), (775, 372926), (937, 308450), (995, 290470), (1550, 186463), (1874, 154225), (1990, 145235), (4685, 61690), (4975, 58094), (6169, 46850), (9370, 30845), (9950, 29047), (12338, 23425)]